what you'll see isna over 60% of them are under 21 years old. the number of individuals in the media or law enforcement reports are unindicted individuals in their teens. so motivation, a lot of it is about alienated youth. >> is it mostly social media? >> social media plays a large part. there's also family connections that play a large part. it's not a lone wolf as we've seen in the past. >> so what can be done? >> what can be done is instead of looking at this from the end of law enforcement. let's see where these kids go. there's going to have to be some strategy on the part of communities and social welfare networks rather than law enforcement to understand who our children are. >>> an al jazeera cameraman was killed in a syrian government shelling today. he was 19. he's the second al jazeera journalist to be killed there since december. the combhe to protect journalists says syria is the most deadly country for journalests. >>> in south carolina today, a celebration of life. the president sang and delivered a eulogy. he called the reverend