Threat 'neutralized' after active shooter reported outside Wisconsin middle school
Wisconsin middle school locked down over active shooter outside building
Wisconsin middle school locked down over active shooter outside building
Capitol Police hold presser after receiving 911 call about an active shooter | ABCNL
Georgia school shooter’s mother warned school the day of shooting: Report
US Capitol police respond to 'bad call' of an active shooter in the Capitol | ABCNL
Police are responding to active shooter in Allen, Texas l WNT
Scare at Capitol over active shooter 911 call
Possible Wisconsin school shooting averted
Possible Wisconsin school shooting averted
