he knows experience, even with its lights on, the van is an accident waiting to happen. >> when i got up a little closer beside the mustang that hit the van, i could see there was a man and woman in there, and completely disoriented. two people sitting in the mustang. multiple injuries, i need chp asap. >> anderick waves his camera light to slow down oncoming traffic. but drivers blinded by construction lights swerving out of control can't react in time. another car accordions into the van. the couple is rear-ended as the situation spins out of control. >> another five vehicles involved. >> as each second passes, the pileup gets more dangerous. >> it's nerve-wracking when you just keep hearing screeching tires, screeching tires, screeching tires, and you don't know which one will end in another crash. >> by the time task force 39