LOS ANGELES (CBS) — Los Angeles police have released surveillance tape and hope the public will help them identify several accomplices behind a string of heists.

KNX 1070’s Claudia Peschiutta Reports

READ MORE: Shooting, Crash Shuts Down 60 Freeway In Pomona

The video led detectives to arrest a 17-year-old they say was behind a smash-and-grab robbery in downtown Los Angeles.

According to authorities, the suspect used a hammer to get into Guadalajara Jewelry Plaza on Broadway last week with three others and stole gold chains.

READ MORE: Woman Goes Missing In Water Near Santa Monica Pier

Police tell us six similar robberies have occurred in the area since June 21, none of which they believe involve the same suspects.

So far, authorities have made nine arrests in three of those cases.

MORE NEWS: One Killed, One Hurt In Huntington Beach Hit-And-Run; Woman Arrested

Anyone with more information is asked to contact Central Detectives at (213) 972-1245.