Ethiopians head to the polls today in elections seen as a test for President Abiy Ahmed amid a bitter conflict in northern Tigray region. U.S. national security adviser Jake Sullivan says preventing Iran from developing its nuclear program is a top priority for the administration and is unlikely to be changed by the election of hardliner Ebrahim Raisi as president. And a baffling online campaign urging Amazon founder Jeff Bezos to eat the Mona Lisa has gone viral.