Police on scene of 'situation' at Licking Valley schools; no injuries or shots fired

Sheriff: Swatting call led to heavy police presence at Licking Valley High School

Report of active shooter at Villanova apparently a hoax

Army sergeant shot 5 soldiers before he was tackled and arrested at Fort Stewart, officials say

Army base in Georgia is on lockdown after report of an active shooter, spokesperson tells AP

Detectives searching for motive after Army sergeant allegedly shot 5 soldiers at Fort Stewart

Soldiers tackle, subdue sergeant who shot 5 people at Georgia's Fort Stewart Army base

Army sergeant shot 5 fellow soldiers at Fort Stewart, official says

Suspect in custody after shooting 5 soldiers at Fort Stewart in Georgia

Army sergeant allegedly shot five soldiers on base at Fort Stewart in Georgia

Army sergeant shot 5 soldiers before he was tackled and arrested at Fort Stewart, officials say

Pickerington police chief provides update on adult suicide at Pickerington Ridgeview Junior High

Student and parent react after active shooter reported at #floridastateuniversity #10tampabay

Active shooter reported on Emory's Atlanta campus

Active shooter reported at Villanova University

Active shooter reports at University of Arkansas appear to be 'hoax,' police say

Police: University of Arkansas active shooter reports appear to be 'hoax'

Active shooter reported at Florida State University

Fake active shooter reports at two universities

At least 4 hospitalized after 'active shooter' reported on FSU campus, reports say

Student at Florida State University recalls experience after active shooter reported on campus

Active shooter reports at Villanova University; students asked to shelter in place

At least 1 dead, 6 hospitalized after 'active shooter' reported on FSU campus; 1 suspect in custody

Latest headlines | 6 hospitalized after 'active shooter' reported on FSU campus

2 dead, 5 hurt in shooting after high school graduation ceremony in Virginia

2 killed in shooting outside Virginia high school graduation

Virginia high school graduation ceremony shooting leaves 2 dead, 5 hurt: Police chief interview