REUTERS NEWS SCHEDULE AT 10 a.m. GMT/6 a.m. ET

For many home-grown performers at the world's largest arts festival, Britain's looming departure from the European Union presents a unique artistic challenge.

SPORTS TENNIS-SERENA-AUCKLAND/

Serena to begin 2020 season with a return to Auckland Former world number one Serena Williams will begin her 2020 season with a return to the Auckland Open in January, her first appearance at the tournament since she was ousted in the second round in 2017.

OLYMPICS-2020-NOCS/ NOCs confident Tokyo 2020 can overcome heat, water quality issues

TOKYO (Reuters) - Searing heat and water quality issues have dogged Tokyo 2020 organizers in recent weeks but delegates to a Chef de Mission seminar on Tuesday said they are confident their hosts will find solutions ahead of next year's Summer Olympics. UPCOMING

POLITICS / INTERNATIONAL AFFAIRS USA-IRAN/UN (PIX) (TV)

Pompeo attends the U.N. Security Council meeting on Middle East U.N. Security Council to discuss challenges to peace and security in the Middle East, with U.S. Secretary of State Mike Pompeo is due to attend. Diplomats expect Pompeo's statement to focus on Iran.

20 Aug 15:00 ET / 19:00 GMT CZECH-POLITICS/ (TV)

Czech PM meets president to discuss the row over minister appointment PM Babis meets President Zeman who has refused to appoint a ministerial nominee by a junior coalition partner, which critics say is a breach of the constitution. The ruling coalition may break up over the row because Babis has refused to pick up a fight with the president over the nomination.

20 Aug 11:00 ET / 15:00 GMT ITALY-POLITICS/ (PIX) (TV) (GRAPHIC)

Italian PM Conte to address upper house over crisis Italian prime minister Giuseppe Conte to address the upper house of parliament over the ongoing government crisis.

20 Aug 11:00 ET / 15:00 GMT GERMANY-MERKEL/ICELAND (PIX) (TV)

Iceland to host Angela Merkel, Nordic PMs in Reykjavik Germany's Angela Merkel to meet Nordic prime ministers and business leaders in Iceland

20 Aug 09:30 ET / 13:30 GMT EUROPE-MIGRANTS/ITALY-SPAIN (PIX) (TV) (GRAPHIC)

Tensions build on a migrant ship off Italy; 10 jump overboard Tensions climbed on a rescue ship stranded off southern Italy on Tuesday, with 10 of the almost 100 migrants abroad jumping into the sea in an apparent attempt to swim ashore, according to the Spanish charity that operates the vessel.

20 Aug 06:30 ET / 10:30 GMT NORTH KOREA-USA/SOUTH KOREA (TV)

U.S. envoy on N.Korea visits S.Korea amid stalled nuclear talks U.S. special envoy for North Korea, Stephen Biegun, is expected to meet his South Korean counterpart Lee Do-hoon and Unification Minister Kim Yeon-Chul to discuss ways to revive stalled talks aimed at dismantling North Korea's nuclear programs.

21 Aug SOUTH KOREA-JAPAN/LABOURERS-CHINA (PIX) (TV)

Chinese, Japanese and South Korean foreign ministers meet in Beijing Chinese State Councilor and Foreign Minister Wang Yi chairs a meeting with his Japanese and South Korean counterparts Taro Kono and Kang Kyung-Wha on the outskirts of Beijing.

21 Aug G7-SUMMIT/OPPONENTS (TV)

G7 opponents build a counter-summit village in nearby town Opponents of the G7 establishes a counter-summit in the town of Hendaye some 30 kilometers from the main summit in Biarritz.

21 Aug USA-CANADA/ (TV)

U.S. Secretary of State Mike Pompeo visits Canada for talks the U.S, Secretary of State Mike Pompeo will hold talks with Canadian Prime Minister Justin Trudeau and Foreign Minister Chrystia Freeland. Topics are likely to include trade as well as tensions in relations with Venezuela and China.

21 Aug NIGERIA-POLITICS/ (PIX) (TV)

Nigeria's President Buhari assigns portfolios to ministers Nigeria's President Muhammadu Buhari assigns portfolios to his ministers after swearing them in. Buhari, who was re-elected in February and began his second term in May, has selected 43 cabinet members.

21 Aug CONFLICTS / WAR / PEACE

USA-DEFENSE/BERGER U.S. Marine Corp Commandant press roundtable

General David Berger, Commandant of the U.S. Marine Corps to hold press roundtable in Tokyo. Berger was confirmed in his post in June. Japan hosts the biggest force of Marines outside the United States. 21 Aug 19:30 ET / 23:30 GMT

SYRIA-SECURITY/TURKEY-CAVUSOGLU (PIX) Turkish Foreign Minister holds a news conference, may comment on Syria

Turkish Foreign Minister Mevlut Cavusoglu holds a news conference with his El Salvador counterpart and may comment on the situation in Syria, where an airstrike on a Turkish military convoy killed three civilians on Monday. 20 Aug 06:30 ET / 10:30 GMT

INDIA-KASHMIR/ (PIX) (TV) Monitoring developments in India's Kashmir amid tight security

Monitoring developments in Kashmir amid tensions over India's decision this month to revoke the special status of its portion of the majority Muslim region that both countries claim. 21 Aug

CRIME / LAW / JUSTICE AUSTRALIA-ABUSE/PELL (TV)

Court rules on appeal by former Vatican treasurer Pell against child sex offenses conviction Court hands down judgment on jailed former Vatican treasurer Cardinal George Pell's appeal of his conviction on child sex offenses.

21 Aug 19:30 ET / 23:30 GMT CHINA-LAWMAKING/

China's parliament holds a regular briefing on lawmaking issues This is the first time China's largely rubber-stamp parliament will be holding a regular news conference, to discuss the latest law-making news. No other details at present.

21 Aug 22:00 ET / 02:00 GMT TEXAS-EXECUTION/

Texas to execute Larry Swearingen, convicted of kidnapping and murder Swearingen is scheduled to be executed today for the kidnapping and murder of a 19-year-old Melissa Trotter, whose body was found in the Sam Houston National Forest on January 2, 1999, with a piece of hosiery tied around her neck

21 Aug BUSINESS / ECONOMICS

RUSSIA-OFZ/AUCTION Russia's FinMin announces OFZ bond auctions Russia's Finance Ministry announces OFZ bond auctions for Wednesday

20 Aug 12:00 ET / 16:00 GMT ASIA-SUPPLYCHAINS/ (PIX)

INSIGHT-"You prepare for war": how one U.S. firm tried escaping Trump's China tariffs Larry Sloven is just one of thousands of entrepreneurs who have been forced by the U.S.-China trade war to upend their operations in China in the biggest supply chain shift in a generation. Reuters documented Sloven's year-long quest to relocate parts of his business to Thailand.

21 Aug 19:00 ET / 23:00 GMT USA-FED/DALY

San Francisco Fed's Daly conducts 'Quora session online' Federal Reserve Bank of San Francisco President Mary Daly conducts a "Quora session online."

20 Aug 16:30 ET / 20:30 GMT AFRICA-SLAVERY/TOURISM (PIX)

Ghana cashes in on slave heritage tourism This month's 400-year anniversary of the arrival of the first African slaves to the English colonies of America has caused a rush of interest in ancestral tourism, with people from the United States, the Caribbean and Europe seeking out their roots in West Africa.

20 Aug 07:00 ET / 11:00 GMT USA-BONDS/YIELDCURVE (GRAPHIC)

Inverted what? Searches for obscure financial term spike on Google Inverted WHAT? Searches on Google for "inverted yield curve" have spiked since the unusual bond market phenomenon presented itself last week for the first time in over 12 years and helped tank Wall Street amid chatter that an economic downturn was imminent.

20 Aug 07:00 ET / 11:00 GMT AUSTRALIA-ABUSE/PELL-REAX (TV)

Reactions to court ruling on appeal by former Vatican treasurer Pell against child sex offences conviction Exterior of court as judge hands down verdict on jailed former Vatican treasurer Cardinal George Pell's appeal of his conviction on child sex offences. People who attend the hearing or wait outside the court are expected to react to the decision.

21 Aug 19:30 ET / 23:30 GMT CROWN RESORTS-RESULTS/

Australia's Crown Resorts Reports FY Results Australia's biggest casino operator Crown Resorts Ltd will report its results for the year ended June 30 on Wednesday.

21 Aug COLOMBIA-COFFEE/

App looks to get tips from coffee drinkers to Colombia growers An app that sends tips from caffeine devotees around the world to coffee growers in Colombia could help farmers battered by dismal prices earn more income, the initiative's founder said.

21 Aug ARTS / CULTURE / ENTERTAINMENT

VENEZUELA-ART/ (PIX) (TV) Artists use street murals to change image of violent Caracas slum

In the sprawling slum of Petare on the east end of Venezuela's capital of Caracas, 31-year-old Fabian Solymar sketches abstract figure on a wall filled with political propaganda in favor of the ruling Socialist Party. It is part of an effort to change the image of one of the country's most violent slums. 20 Aug 08:00 ET / 12:00 GMT

ISRAEL-PALESTINIANS/MUSIC (PIX) (TV) The Palestine Youth Orchestra on tour: point, counterpoint and checkpoint

Palestinian young musicians from the West Bank, inside Israel and refugee camps in Arab states, are united in rare gatherings to perform in European countries as the Palestinian Youth Orchestra. Story details tales of several of the musicians. 21 Aug

ODDLY ENOUGH THAILAND-SNAKE CATCHER/ (PIX) (TV)

WIDER IMAGE-Thailand's master snake wrangler to the rescue Known locally as the 'Snake Wrangler' for his skill of catching pythons and cobras with his bare hands, firefighter Pinyo Pukpinyo also teaches people how to catch the scary reptiles in classes.

21 Aug 20:30 ET / 00:30 GMT

Also Read: UPDATE 2-Tennis-Serena storms into third round in Toronto