Military Douglas McAuthur McCain: What was lure of Islamic State for him – and others? (+video)

Douglas McAuthur McCain, who was killed while battling rebel forces in a Syrian suburb, made it clear on social media that he found camaraderie and a sense of conviction in the Islamic State.

By , Staff writer

Hennepin County, Minn. Sheriff's Office/AP

Top US intelligence officials have been warning for years about the threat of “home-grown violent extremists,” or HVEs in their shorthand lingo.