April 25, 2016 7:10 pm Loudoun Valley Students Win $120,000 for School STEM Lab STEM students at Loudoun Valley High School take a top prize in the Samsung Solve for Tomorrow Contest, winning $120,000 in technology for the school. Local 1:56 Dunbar students return to school after student shot through window 1:27 1 dead, 4 hurt in Suitland crash 3:27 How the pulley system helps first responders make rescues 0:24 1 killed, 23 others hurt in Maryland party bus crash 1:05 Court docs reveal moments leading up to Dunbar High School shooting that hurt teen