former congressman patrick murphy was on that train and tonight he speaks with our david spunt about how he escaped the wreckage and how the accident changed his life. >> but first, what happened inside this building has led to criminal charges against three local doctors. prosecutors say they made millions of dollars in a scheme centered around dangerous prescription drugs. good evening everyone, i'm ukee washington. >> i'm jessica dean. >>> our natasha brown tells us how these three doctors allegedly preyed on the people them they were supposed to be helping. >> reporter: at a glance the office in south philly looks nondescript and easily forgettable but federal prosecutors allege that what was happening inside was far from the norm. investigators say dr. alan summers along with two other doctors allegedly ran a prescription pill mill racking up $5 million in illegal cash business. court documents revealed the defendants sold drugs to thousands of customers a month. >> instead of...