Name: Stoneman Douglas surveillance video shows deputy standing outside
Uploaded: Fri Mar 16 2018 11:21:44 GMT+0000 (UTC)
Duration: 2 min 17 s
Description: Newly released video taken during the deadly shooting at Stoneman Douglas High School in Parkland, Florida, not only shows the initial panic and chaos, but also the initial response of the only armed officer who was there at the time. NBC’s Blake McCoy reports for TODAY.

March 16, 201802:17