A Mother's Fight For Justice: 'Who Killed Her Daughter?'

On August 26, 2011, 20-year-old Amanda Plasse was getting ready for her shift at Friendly's restaurant in her downtown Chicopee, Mass., apartment, but never made it to work. Chicopee Police found Amanda stabbed multiple times in her apartment later that evening. Now, over a year later, Amanda's family is begging for answers, and authorities need your help to bring Amanda's killer to justice.