Puerto Rico's new governor appoints an energy czar as the island faces a power crisis following a major blackout.
Read morePeter Yarrow of Peter, Paul, and Mary has died at 86, leaving a legacy of folk music and activism behind him.
Read moreMubarak Bala, freed after four years in prison for blasphemy, fears for his life as he navigates threats in a deeply religious Nigeria.
Read moreRussian authorities face backlash for inadequate response to severe oil spill in Black Sea, resulting in major ecological damage and wildlife casualties.
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