Obama and Democrats Spent $21 Million on Web Ads So Far

Obama and Democrats Spent $21 Million on Web Ads So Far: Original ClickZ analysis: GOP spent less than half on digital ads through March.

• New Presidential Fundraising Numbers In
• Obama wins in race for digital attention
• Obama's state-by-state strategy

• Obama campaign buy is $25M (politico.com)
• Obama goes up with $25 million ad buy (firstread.msnbc.msn.com)
• Who's who? Obama, Romney projecting mirror image (mercurynews.com)
• Campaign web wars 2.0: can Republicans strike back? (rawstory.com)
• Obama's Social Media Strategy in Targeting Young Voters (bigthink.com)