Parents of Colorado Theater Shooting Victim Sue Ammo Sellers

The parents of a woman killed during the Colorado theater shooting two years ago are suing four online retailers for negligence. The websites sold James Holmes the ammunition, body armor, tear gas and other equipment used when he opened fired in a packed Aurora movie theater during a July 2012 midnight showing of the Batman film "The Dark Knight Rises." The Brady Center to Prevent Gun Violence filed the lawsuit on behalf of Sandy and Lonnie Phillips, whose daughter Jessica Ghawi was shot and killed in the attack that left 12 dead and dozens wounded.