>> reporter: the suspect's family's lawyer says she took the call. based on the description of her son's situation, she was told her son was legally allowed to possess the weapon. she didn't give her name or her son's name, and police didn't ask for more information. former detective vega doesn't want to pass judgment how the allen police responded but says if he had taken the mother's call. >> me personally, i would have tried to inquire more information, names, address, more information to warrant further investigation. >> reporter: allen police say they ask if a person calling with those co...