Sports News Roundup: Pacers slide by Celtics in final second; Panthers put win streak up against improved Blues and more

Harbaugh's option to stay includes a huge raise and incentive-laden contract with one big catch -- it blocks him from further entertaining offers from NFL teams. NBA roundup: Pacers slide by Celtics in final second Bennedict Mathurin made two free throws with 0.6 seconds remaining in the fourth quarter to give the Indiana Pacers a 133-131 victory over the Boston Celtics on Monday night in Indianapolis.

Following is a summary of current sports news briefs.

Colts owner Jim Irsay being treated for 'severe respiratory illness'

Indianapolis Colts owner Jim Irsay is being treated for a severe respiratory illness, the team said in a statement Tuesday. It was not known if Irsay, 64, was hospitalized or recovering at his home.

Report: Steelers' T.J. Watt (knee) could return in 2 weeks

Pittsburgh Steelers standout pass rusher T.J. Watt suffered a Grade 2 MCL sprain in his knee, and the best-case scenario for his return is two weeks, NFL Network reported Monday. Seeing him on the field again this season would require the Steelers win this Sunday at Buffalo in their AFC wild-card game, to start. The Steelers are 10-point underdogs. Watt could return if the Steelers were able to advance to the AFC Championship Game, per the report.

After rough home loss, Kings hit road to face Pistons

Mike Brown will not have to apologize to ticket-buying Sacramento Kings fans after Tuesday's game. The head coach felt bad for the paying customers who witnessed the Kings' 133-100 home loss to the New Orleans Pelicans on Sunday. The Kings will be far from their home court on Tuesday, when they will be in Detroit to begin a five-game road trip.

Leafs meet Sharks again, now with William Nylander locked up

Toronto Maple Leafs forward William Nylander will be a wealthier man when he takes the ice Tuesday night against the visiting San Jose Sharks. The Maple Leafs announced Monday that Nylander has signed an eight-year, $92 million contract extension with the team.

No. 1 Michigan runs all over No. 2 Washington to win national title

Blake Corum missed Michigan's College Football Playoff semifinal loss a season ago due to a knee injury and incessantly envisioned a return to the big stage over the ensuing 12-plus months. The Wolverines repeatedly chalked up victories this season with nary a blemish, so Corum received that opportunity, and he didn't disappoint.

Bucks G Damian Lillard out Monday for personal reasons

Bucks point guard Damian Lillard is unavailable on Monday for personal reasons. The team ruled Lillard out for the home matchup with the Utah Jazz, the third game this season the seven-time All-Star won't play. He missed two games in November with a strained calf.

Jim Harbaugh again to decide: NFL or Michigan?

NFL offers could tempt Jim Harbaugh to leave Michigan after accomplishing what he set out to do at his alma mater on Monday night. Harbaugh's option to stay includes a huge raise and incentive-laden contract with one big catch -- it blocks him from further entertaining offers from NFL teams.

NBA roundup: Pacers slide by Celtics in final second

Bennedict Mathurin made two free throws with 0.6 seconds remaining in the fourth quarter to give the Indiana Pacers a 133-131 victory over the Boston Celtics on Monday night in Indianapolis. The game was tied with two seconds to play when Indiana inbounded the ball to Mathurin, and he was fouled by Kristaps Porzingis during a 3-point attempt. After making two free throws, Mathurin -- who led the Pacers with 26 points -- intentionally missed the third. Boston rebounded the miss and called timeout with 0.3 seconds to play. Luke Kornet's tip-in at the buzzer would have tied the game, but the ball hit the rim and bounced out.

U.S. boxer Johnson, Canadian ice hockey player Leipsic get Russian citizenship

Russian President Vladimir Putin has granted Russian citizenship to U.S. boxer Kevin Johnson and Canadian ice hockey player Brendan Leipsic under a decree published on a Russian government website on Tuesday. Russian newspaper Izvestia reported in September that heavyweight boxer Johnson had asked Putin for Russian citizenship, shortly after Johnson adopted the Russian-style patronymic Vladimirovich - a decision he said he took in honour of the Russian leader.

Panthers put win streak up against improved Blues

The Florida Panthers cruise into St. Louis with a seven-game winning streak and considerable offensive momentum. "When you can get on a roll like this, it takes some pressure off some other times throughout the season when it's not going well," Panthers winger Sam Reinhart said. "I think we were kind of struggling a bit, both mentally and physically through the grind, kind of getting back from those two long road trips in December. It was nice to get to regroup over Christmas."