By Brian Stelter Last November, Mark Penn, Hillary Clinton's former campaign strategist, derisively said that Barack Obama's supporters "look like Facebook." Chris Hughes takes that as a compliment. Hughes, 24, was one of four founders of Facebook.

WASHINGTON _ Joe Rospars, a young Internet-savvy operative, sat on an unpacked box in his new apartment on the morning of Feb. 10, 2007, excitedly watching two screens. On television, his new boss, Sen. Barack Obama, was announcing that he wanted to be the next president of the United States.

By Jose Antonio Vargas, Washington Post Staff Writer Howard Dean's cometlike campaign in 2003 was the first to integrate the Internet into a presidential race, and Joe Rospars was there, a 22-year-old working as an "all-around Web guy" until the campaign suddenly collapsed.

By Jose Antonio Vargas, Washington Post Politics a

By Mike Dorning, Chicago Tribune May 3--WASHINGTO