US gun violence

What we did when faced with a gunman

#WhatIf hashtag used to debate US gun controls

Florida school officer defends his actions

US gun lobby 'doesn't back any ban'

Airlines drop NRA after school shooting

Firms cut NRA ties amid Florida backlash

Trump suggests Florida officer a 'coward'

Police 'like' of Trump tweet removed

'They hate the NRA' Video, 00:00:46'They hate the NRA'

Trump: Armed teachers could stop attacks

'We did not become teachers to arm ourselves' Newsday. Video, 00:01:27'We did not become teachers to arm ourselves'

'I feel bad saying I'm happy he's here' Video, 00:01:08'I feel bad saying I'm happy he's here'

School shooting survivor's tearful plea. Video, 00:02:17School shooting survivor's tearful plea

Victim's father tells Trump of rage. Video, 00:01:07Victim's father tells Trump of rage

US students walk out to urge gun control. Video, 00:01:10US students walk out to urge gun control

Florida student mistaken for suspect. Video, 00:01:39Florida student mistaken for suspect

Donald Trump backs ban on bump stocks. Video, 00:00:59Donald Trump backs ban on bump stocks

West Point admits murdered Florida hero

Florida shooting: 'Enough is enough' Video, 00:02:22Florida shooting: 'Enough is enough'

Trump 'supportive' of improved gun checks

Should US gun raffles be cancelled?

American teens demand 'Never Again'