Yale students develop ‘active shooter’ alert app
from: New Haven Register Yale students develop ‘active shooter’ alert app By Jordan Grice Updated 6:07 pm EDT, Monday, May 6, 2019 It took three and a half minutes for faculty and students at the Marjory Stoneman Douglas High School in Parkland, Fla., to learn there was an active shooter in their school. Four Yale University students feel…