UpdatedWed, Feb 24, 2021 at 7:10 pm ET Reply(1) A false alarm that forced Cobb County schools into lockdown earlier this month was the result of a “targeted, external” attack on the district’s emergency warning system, according to police and school officials. (Shutterstock/Dmytro Tyshchenko) COBB COUNTY, GA — A false alarm that forced Cobb County schools into lockdown earlier this month was the result of a "targeted, external" attack on the district's emergency warning system, according to police and school officials. "We do not yet know the motives of those attacking the District's AlertPoint system," Cobb County School District spokesperson Nan Kiel said in a statement released Wednesday afternoon. "However, it appears the crime was committed to disrupt education across the District, create district-wide chaos, and produce anxiety in the District's students, parents, and staff.