Asia

Video of Turkish security personnel appearing to attack demonstrators in Washington sparked outrage last month. The Metropolitan Police Department says four people have been arrested.

Questions remain about what happened to American college student Otto Warmbier after he was arrested and tried by North Korea. Warmbier's family and the Cincinnati hospital where he is receiving care hold press conferences on Thursday that may shed some light.

The student has been in a coma since before he was returned to the U.S. on Tuesday. Doctors say they've found no evidence of botulism, appearing to contradict the account by his North Korean captors.

It is not immediately clear what caused the blast, which tore through the kindergarten in eastern China on Thursday. Grim images of the aftermath quickly began to circulate on social media.

When conditions are right, phytoplankton populations can grow explosively. And the ones blooming in the Black Sea right now are reflective, turning the usually dark water bright and milky.

Heavy rains have overwhelmed the border region in recent days, setting a deadly amount of mud and water in motion and claiming at least 140 victims, according to disaster management officials.

Otto Warmbier is said to have been in a coma since sometime after his sentencing in North Korea in March 2016. The American student was sentenced to a 15-year prison term after his arrest.

College student Otto Warmbier is on his way back to the U.S. after being released by North Korea. In 2016, Warmbier was sentenced to 15 years hard labor by a North Korean court for allegedly stealing a poster. Warmbier's parents say they learned a week ago that their son has been in a coma since shortly after his conviction.

Panama has officially established diplomatic relations with China and will exchange ambassadors. The shift is a major win for China as it seeks to isolate Taiwan.