Baltimore County September 18, 2019 11:25 am Raw: Chopper4's View of Explosion Damage at Baltimore School Chopper4 has aerial footage of the aftermath of an explosion at a school in Baltimore County. Local 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 2:29 George Washington University president says pro-Palestinian encampment is ‘unlawful'