Barack Obama is outspending rival John McCain by nearly 4 to 1 on TV advertising, the NY Daily News reports. The Obama camp also posted 914 million web ads last month, compared to McCain’s 7.8 million.

“Last week alone, Obama broadcast some 50,000 30-second spots on national, local and cable TV channels, according to the Campaign Media Analysis Group’s Evan Tracey.

“To put that in context, if that much airtime was run end to end on a single channel, it would take 17 days for the reel to end.

“The disparity makes McCain’s task of overcoming Obama’s leads in many key battlegrounds that much harder. In some hotly contested areas, the advertising score is not just lopsided, it’s a complete shutout.”

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