Blast in multistory building kills 3, injures 15 in Pakistan

KARACHI, Pakistan (AP) — A powerful blast ripped through a multistory building in Pakistan’s southern port city of Karachi on Wednesday, killing at least three people and wounding 15 others, police and rescuers said. It was not immediately clear what caused the blast, but it appeared to be an accidental explosion, likely caused by the ignition of a cooking gas canister. Some people were still trapped under the rubble, according to Saad Edhi, a…