Manhunt underway in Maine after deadly shootings

Accused Philadelphia shooter charged with five murders

Biden calls for gun control after July 4 shootings

Suspect arrested in Georgia massage parlour shootings

Authorities investigate two back-to-back mass shootings

Relatives of victims and survivors attend hearing of Christchurch mosque gunman

New Zealand bans semi-automatic and assault rifles

NZ terror attacks: Missing Malaysian teen confirmed dead

NZ bikers perform Haka in tribute for shooting victims

Huge rallies led by students demand tighter US gun controls

Small Texas town mourns church massacre victims

Gunman kills at least 26 worshippers at Texas church