Tweets from inside Fort Hood were used in news reports about the shooting there last week. But some of the tweets turned out to detail false information. Paul Carr
, columnist for TechCrunch
and author of Bringing Nothing To The Party
, and Jeff Jarvis
, professor at the CUNY Graduate School of Journalism
and author of the blog BuzzMachine.com
, discuss the role of 'citizen journalists' and the line between constructive and destructive uses of social media.