Police officers in dress uniform and other mourners joined a somber, four-block line outside a New York City church on Friday for the wake of one of two officers shot by a man who said he was avenging the killing of unarmed black men by police.
U.S. law enforcement agencies are a long way from being able to effectively track threats of the kind a gunman posted on Instagram before his execution-style murder of two New York City policemen last weekend.
Kiev and pro-Russian separatists will exchange hundreds of prisoners soon, an aide to the head of Ukraine's SBU state security service said on Friday, as the military reported a slight increase in rebel attacks.