It took just minutes for more than 20 thieves, clad in hoods and masks, to swarm the Nordstrom store in the Westfield Topanga shopping centre and make off with $300,000 of handbags and other luxury items. A security guard was blasted in the face with bear spray, according to the Los Angeles Police Department, which dubbed it a “flash rob.”
It came just days after at least 30 suspects stole more than $400,000 in merchandise from a…