Donald Trump said that he felt "a tinge" of disappointment after losing to Texas Senator Ted Cruz in the Iowa caucuses.
Actor Bill Cosby moves to derail Pennsylvania prosecutors' efforts to make him stand trial on sexual assault charges.
The first known case of Zika virus transmission in the United States has been reported in Texas.
Republican Senator Ted Cruz beat Donald Trump in the first presidential nominating contests of the 2016 White House race.
Some of the countries most deeply involved in Syria's civil war are among the least generous in helping its victims, Oxfam said.
Speculation mounted that North Korea is preparing a rocket or long-range missile launch to follow its recent nuclear test, a report said.
Malala Yousafzai's petition urging a Syria donors' conference to give millions for education reached over 70 000 signatures.
A video released by the FBI of the shooting death of a protester shows the man reaching into his jacket before being fatally shot.