an investigation by our dallas station, kxas, found widespread problems with drivers in that city and well beyond. scott freedman has more on the disturbing findings. >> reporter: big yellow buses, racing past red lights, risking dangerous collisions. one bus driver nearly rear ending a car before running the red light. >> they are responsible for the >> reporter: in dallas, the area's largest school bus agency fired 13 drivers, and suspended 229 more after an nbc news investigation uncovered these red light camera videos, along with nearly 500 tickets over a two and a half year span. drivers also racked up 1,700 complaints, called in by witnesses alleging reckless driving. >> we are taking the steps necessary, both systemic and personnel, so that this will not and cannot happen again. illinois to florida, to arizona, red light cameras show it happens in other cities too. in new york, drivers at several bus companies accumulated more than 6,000 speeding and red light violations in just two years. in miami, and nearby broward county, hundreds of school bus drivers received traffic tick