 Once players have exited the Cash Cab, a camera crew from the trailing production van is already on the street waiting to tape their departure.When a contestant has won at least $200 or $300 and the cab is forced to stop at a traffic light, Bailey will announce a Red Light Challenge.He reads a question that has multiple correct answers, usually four to seven, and the passenger(s) have 30 seconds to give those answers; they do not always have to give all of the answers.