they made off with over $1,000 in merchandise. overnight another break in. this one at l.a.'s high end shopping center, the grove, leaving store windows smashed, the suspects still at large after a police pursuit. it comes after a separate string of smash and grab robberies in northern california. from the heart of san francisco to suburban walnut week, highly organized shoplifting crews breaking into high end retailers grabbing merchandise and fleeing. a cluster of get away cars blocking traffic to aid their get aways. the sprees taking place in a matter of minutes. >> i saw people running down the street. i probably saw 50 to # 0 people in like ski masks, crowbars, a bunch of weapons. >> reporter: eyewitness video capturing masked thieves with harmful of stolen goods. police racing to the scene, bashing in a suspect's car