1 dead, 3 hurt in blast south of downtown LA

Authorities are trying to determine the type of business operating in an industrial workshop south of downtown Los Angeles where one person was killed and three injured in an explosion. Authorities confirmed that a gas cylinder exploded in a building tucked behind a meat market and a bakery at about 6:30 p.m. Wednesday, said Mario Rueda, deputy captain of the LA fire department. One person died after being taken from the scene, said Police Capt. William Hayes. The three others were taken to hospitals, one of them in critical condition and two in fair condition.