Dozens of large knives and weapons have been seized during an operation targeting street gangs amid a concerning rise in youth crime across Sydney.

The Westfield Valley Fair Mall, one of the largest shopping malls in California, reopened today at noon with increased police patrols and assurances that Friday’s shooting was an isolated incident.

Three people were injured in a gang-related shooting at Valley Fair that prompted heightened security and concern as shoppers returned the next day.

Javier Lopez, 33, of Hainesville, was charged with multiple counts, including weapons charges, during the incident early on Nov. 22.

Three injured in a Black Friday shooting at San Jose's Westfield Valley Fair Mall; police say incident was gang-related.

Westfield Valley Fair Mall in San Jose reopened to shoppers Saturday with a noticeable police presence inside. This follows a shooting incident on Black Friday that left three people wounded.

Authorities identified the man they say shot and killed a K-9 officer, Spike, while attempting to escape from police in Burbank. Jose Domingo Ayala Alas, 37, was identified as the man accused of shooting the K-9 and at officers before being fatally shot during the gunfire exchange.

A male victim was shot, as were an uninvolved woman and a 16-year-old girl. Police said all three suffered non-life-threatening injuries.

"Our main goal is to dismantle their leadership," an Omaha police captain said. "And that's exactly what these detectives did."

Three people were injured in Black Friday shooting at the Westfield Valley Fair shopping mall, on the border of San José and Santa Clara, sending shoppers running in panic.