U.S. sees worst measles outbreak since 1992

The United States recorded 41 new cases of measles in the week ended May 31, taking the total cases for the year to 981 in the worst outbreak since 1992, federal health officials said on Monday.

The U.S. Centers for Disease Control and Prevention said the number of cases of the highly contagious and sometimes deadly disease rose 4% in the week ended May 31, from the previous week.