WATCH: NRA convention attendee throws phone at Trump as he walks on stage

An unidentified attendee at the NRA's national convention was taken into custody after throwing their phone at President Donald Trump as he walked out onto the stage, according to a video uploaded to Twitter.

In the video, Trump can be seen slowly strolling to the lectern as music plays, when a phone is thrown -- missing the president by a wide margin.

The phone thrower was reportedly taken into custody.

Watch the video below: