Letters: Feeling shame for someone else's Confederate flag

March 03, 2013 12:00 AM

UPDATED March 01, 2013 03:41 PM

More Videos

  • Acoustical gunshot detection system developed at PNNL

    PNNL Senior Technician Eric Gonzalez gives an overview about an acoustical gunshot detection system developed at the Richland facility to detect indoor gunfire.