Although voters abolished Houston's red light camera system Tuesday, the 70 cameras have the green light to keep recording traffic violations for months as the city weighs a legal strategy for exiting its contract with the firm operating the cameras, city officials say. Anti-camera activists slammed the delay Wednesday, insisting on immediately terminating the five-year contract — whatever the cost - with ATS, the Arizona firm that manages Houston's system. The May 2009 contract has a termination clause that requires the city to provide the company with a 120-day notice of cancellation, a period when the cameras will still be...