Pulse nightclub

"Our politics have conspired to make it as easy as possible for a terrorist ...to buy extraordinary powerful weapons and they can do so legally," Obama said.

Carter, along with her best friend Tiara Parker, 20, and Parker’s cousin, Akyra Murray, 18, visited Pulse on vacation in Orlando. They thought they would escape to dance the night away.

Here's everything we know about suspected Orlando gunman, Omar Mateen.