Police officers clash with pro-Palestinian demonstrators as they try to enter at a train station in Barcelona, Spain, Wednesday, Nov. 11, 2023. Antiriot police in northeastern Spain's Barcelona briefly clashed with about 2,000 pro-Palestinian protesters who stormed and occupied a commuter train station. The protesters were part of a group of many thousands more who had earlier took part in an authorized march against Israel's response in Gaza to a deadly attack by Hamas on Oct. 7. (AP Photo/Emilio Morenatti)