Merrit Kennedy

A judge has declared a mistrial in the murder and manslaughter case against former University of Cincinnati police officer Ray Tensing over his fatal shooting of black motorist Sam DuBose.

This is the second time the case has ended in a mistrial — the jury was deadlocked in the first trial, which ended last November.

Otto Warmbier, a U.S. citizen who was freed last week after more than a year in North Korean detention, has died. Doctors who examined him after his return to said he had "extensive loss of tissue" in all parts of his brain.

Warmbier, 22, had been in a coma since coming home to the United States last week.

Updated 2:15 a.m. ET Saturday

Hundreds of people gathered in St. Paul, Minn., Friday evening to protest a verdict that found a Minnesota police officer not guilty on all counts in his deadly shooting of a black man during a traffic stop in 2016.

Demonstrators gathered at the Minnesota State Capitol holding signs that included the phrases "black lives matter," and "no justice, no peace," and hundreds marched toward the nearby Cathedral of Saint Paul.

Hawaii's governor has signed a bill that adopts goals of the Paris climate agreement, despite President Trump's announcement last week that the U.S. is pulling out of the global accord.

"Reducing greenhouse emissions in Hawaii is now the law — the state law," reports Hawaii Public Radio's Bill Dorman. "While the specifics are a bit vague, the political message is clear: to keep pace with environmental commitments made as part of the Paris accord."

U.S.-backed fighters have launched an operation to try to seize control of ISIS' so-called capital, the city of Raqqa in northern Syria.

Raqqa is the most important stronghold for the militant group in Syria and fell under its control in 2014. Together with the ongoing fight for Mosul in Iraq, seizing control of the city is seen as a crucial goal in the fight against ISIS.

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