Jeffrey Epstein’s arrest is reverberating in Israel, where Prime Minister Benjamin Netanyahu and his right-wing Likud party are calling for a criminal probe into former prime minister Ehud Barak’s personal and business ties with the accused sex trafficker, Israeli media is reporting. Barak, 77, served as prime minister from 1999 to 2001. This month he formed a new party to run for prime minister against Netanyahu, who called for new elections in September. Once political allies, Barak and Netanyahu have been sparring on social media, with Netanyahu producing a video raising Barak’s relationship to the multimillionaire New York financier, and...