a car that gm knew for years was dangerous, anddefective.r daughters, sons, sisters, brothers, mothers, fathers, wives and husbandsre gone because they were a cost of doing business gm-style. >> and understandably very angry mom. several lawmakers are pushing for change and a backing legislation that would require the automakers to report potential prlems like this earlier, and t department of transportation would also have to the publish the information earlier. nbc news is going to have more on the gm safety scandal, and there is a report that suggests that at least one enneer was aware of the ignition probl years before the company e recalled any cars. that is on t news right after this broadcast. >>> we have breaking news. there an arrest in the murder of a mother of five in ashburn. the loudoun county sheriff's office has arrested a man who is accused of killing his wife, michelle castillo who was found dead in her home on march 20th. the neighbors say that the mother was a triathlete, and deeply involved in the church, and the missiona