For the next 30 minutes, we investigate. Its asking tough questions, uncovering government waste and holding those in power accountable. We begin with the safety of public transportation. In the south bay, its a popular choice for commuters and a new choice in getting to levis stadium. Tonight, questions about the literail system paid by taxpayers and run by the valley transportation authority. We dug into inspection records and uncovered safety returns. Vicky nguyen found faulty wheels, potential for headon collisions and other issues that records show the vta has been slow to fix. Reporter vta trains travel at a top speed of 55 miles an hour, carrying 34,000 riders a day. And sharing the roads with thousands of cars. A vta insider with knowledge of how these trains are maintained and operated asked to be disguised for fear of being fired. Is safety a priority at vta . Only when they get caught by the state or federal government is it then a priority. Reporter the Investigative Unit o