Hotel explosion injures 3 near SeaWorld San Diego

SAN DIEGO (AP) -- Authorities say an explosion at a hotel near SeaWorld San Diego has injured three people, one seriously.

San Diego Fire-Rescue Department spokesman Maurice Luque (loo-KAY') said the cause of Wednesday's explosion at the Heritage Inn Sea World Hotel is unclear.

The victims were taken to a hospital to be treated for burns.

(Copyright 2013 by The Associated Press. All Rights Reserved. This material may not be published, broadcast, rewritten or redistributed.)