SAN DIEGO (CBS 8) - San Diego police and arson investigators are searching Thursday for the suspects who set off a bomb in Ocean Beach overnight.

Around 8:30 p.m. Wednesday a neighbor called 911 to report a loud explosion near the intersection of Bacon Street and Brighton Avenue.

When fire crews arrived, they discovered an acid bomb had been set off. Hazmat workers spent hours cleaning up the scene and making it safe for those living in the area.

Fire investigators say this kind of bomb is extremely dangerous and this is just the latest in a string of explosions in the Ocean Beach area.