President Barack Obama cracked jokes and poked fun at rivals in his last appearance as US leader at the White House Correspondents' Association dinner.
Israeli forces briefly detained two Washington Post journalists in Jerusalem on suspicion of inciting violence, but released them without charge, officials said.
Iran has released four US-Iranian dual citizens for prison, state television said on Saturday, naming them as Jason Rezaian, Amir Hekmati, Saeed Abedini and Nosratollah Khosravi.
