The Latest: Man detained after 2 explosives set off in store

ONTARIO, Calif. (AP) — The Latest on an explosion inside a Sam’s Club store in Southern California (all times local):

6 p.m.

Police have detained a man for questioning after two explosive devices were detonated inside a Sam’s Club store in Southern California.

Officer Eliseo Guerrero says no one was injured by the Thursday evening blasts in Ontario and there didn’t appear to be any damage to the building.

Guerrero says the man was seen leaving the store and after a short chase he stopped and was being questioned.

Investigators are trying to determine a motive for the crime. Guerrero says the man appeared to have no connection to Sam’s Club.

Authorities haven’t described the type of explosive used. Guerrero says it’s still being analyzed.

A spokesman for Sam’s Club didn’t immediately comment on the incident.

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4:25 p.m.

Authorities say someone set off a small explosive device inside a Sam’s Club store in Southern California but no one was injured.

It happened Thursday afternoon in Ontario.

Police and firefighters are at the scene. Authorities say there doesn’t appear to be any damage to the building.

Police haven’t described the type of explosive used and haven’t said whether they’ve identified a suspect.