Karl Pierson, the 18-year-old who opened fire on a high school in Colorado "held strong political beliefs" according to his classmates.
After opening fire at Denver's Arapahoe High School in what the local county sheriff said was most likely a "revenge attack" on a teacher, the teenager fatally shot himself.
A 15-year-old girl was seriously injured in the attack, and two other students were wounded, but have since been released from hospital.
More top news
David Cameron hasn't repeated his migrant 'swarm' comment since his interview with ITV News, but he's likely to be reminded of it.
Breaking Bad fans can relive the adventures of Walter White - only with no actual drugs - thanks to a new novelty café in Turkey.
Migrants desperate to reach Britain from Calais have told how making the dangerous journey is their "last chance".