Police at UMass Amherst are undergoing active shooter training. Dickinson Hall is being used because of its long hallways, many classrooms and multiple floors. Police are using fake ammunition rounds that sound like real bullets but just leave crayon marks. Active shooter training was developed in response to the 2007 Virginia Tech massacre.
The fatal shooting may have been a revenge attack over police treatment of minorities.
A look back on some of the week's biggest stories and the headlines you may have missed.
A judge has cleared the way for consumers to sue the retailer over the 2013 data breach.
New York police investigating the death of a 5-year-old boy say a caretaker's initial report that he was abducted from an Albany-area home is false.