At least 2 people injured by giant video screen falling onto stage at Mirror concert in Hong Kong

4 dead and 2 injured in Naucalpan trailer crash

The first scene of the Morchella Festival accident in Washington DC

3 Dead in Philadelphia Mass Shooting

Tulsa police: 3 killed in shooting at medical building

New York City subway shooting injuries increase to 13

At least thirteen injured in New York City subway shooting

New York shooting "is not being investigated as an act of terrorism."

Seven people shot to death in bar in Ixtapaluca, Edomex

Hunt continues for suspects in Sacramento mass shooting

1 injured in shooting on College Drive in Suffolk

At least 13 dead including 7 children, from house fire in Philadelphia

Gun battle captured in Cuautepec

3 dead, 8 wounded in Michigan school shooting

Suspect in custody after Michigan high school shooting

Earthquake in Pakistan