Aaron Alexis
Media playback is unsupported on your device
Video

'I knew naval installation gunman Aaron Alexis'

Journalist Bud Kennedy has spoken to the BBC about how he knew the man who died after killing 12 people at a naval installation in Washington DC.

Kennedy, who writes a restaurant column, described Aaron Alexis as "serious" but "popular" when he worked at a Thai restaurant in Fort Worth, Texas.

Alexis, 34, died in a gun battle with police during the rampage at Washington Navy Yard.

Go to next video: Eyewitnesses: Gunman 'aimed at us'