Three U.S. Army soldiers were onboard a BlackHawk helicopter that collided with a passenger jet near Ronald Reagan Washington National Airport, U.S. officials said on Wednesday.

A series of large explosions were seen in the northern occupied West Bank after the Israeli army said it detonated and destroyed buildings allegedly used by Palestinian militants in the Jenin refugee camp.

The Israeli military said on Sunday that it had killed at least 50 militants during more than two weeks of operations in the occupied West Bank."As part of the operation to thwart terrorism... the IDF (military) recently destroyed several buildings in Jenin,