article: This is the moment that three teenage vandals went on a rampage through a car dealership causing thousands of dollars worth of damage. The violent thugs were caught on camera as they roamed through the parked vehicles kicking off wing mirrors, destroying headlights and smashing windscreens with a large cinder block. Owner Freddy Ali discovered the carnage when he returned to work at the La Marina Auto Sales, in Dearborn Heights, Michigan, after the Easter break. Scroll down for video . Mindless: A thug is caught on camera kicking the wing mirror off  a vehicle at La Marina Auto Sales in Dearborn Heights, Michigan . The trio, armed with a large cinder block, also smashed windscreens during their early morning rampage . Freddy Ali, the owner of La Marina Auto Sales, said he just wants to know why his business was targeted . He is now offering a $1,000 reward for information leading to the arrest of the vandals, according to Fox Detroit. 'I'm trying to hold everything in,' Mr Ali, reportedly told the news channel. 'Basically the whole parking lot got messed up.' 'We just want to know why and what was the purpose.' Around 30 vehicles were said to have been damaged, with the repair bill totalling up to $20,000, according to Press and Guide. The dealership has previously suffered minor damage at the hands of vandals, but nothing on the same scale. The gang members attempted to conceal their identity by wearing hooded tops during the violent outburst. Police have launched a manhunt for the trio, who they believe also targeted a number of nearby businesses and vehicles during the early hours spree of destruction. It is thought the gang caused several thousands of dollars worth of damage during their destructive spree . One of the trio prepares to launch a cinder missile at the rear windscreen of this vehicle .
highlights: Gang target car dealership in Dearborn Heights, Michigan, in early hours .
  Kicked off wing mirrors and smashed windscreens during violent outburst .
  Bill for damage to La Marina Auto Sales said to be several thousand dollars .
  Same gang believed to have also hit neighboring businesses during spree .
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