Watch Barack Obama TONIGHT WEDNESDAY OCTOBER 29, 2008 ON CBS, NBC, FOX television at 8 pm ! Half-hour paid political commercial. ----------------------------------------- Barack Obama plans to air a 30-minute commercial Wednesday at 8 p.m. ET on three major networks, as well as smaller outlets. Coming just six days before Election Day, the purchase is one of the largest ad buys in election history. It will saturate the airwaves, even delaying the continuation of the fifth game of the rain-delayed World Series. The Obama team bought time on CBS, NBC and FOX for about $1 million per network. The infomercial will also run on Univision, BET, MSNBC and TV One. Flush with cash after record-shattering fundraising gained in part by reversing his vow to accept public financing, Obama has a huge financial edge in the last week of the campaign, having raised more than $600 million, including $150 million in September alone. Republican rival John McCain's campaign is relying on federal funding of about $84 million for the entire period between the Sept. 1-4 Republican convention and Election Day, Nov. 4. In the ad blitz, the Democratic presidential candidate will focus in part on real voters' stories. Other political figures will make an appearance and the ad buy will dip into a live rally from Sunrise, Fla. In response to the massive coverage, McCain's campaign released a new ad that says Obama is not ready for prime time in the White House. The ad, called "TV Special," says Americans are unlikely to hear from Obama that his proposals to increase spending and increase taxes will hurt the economy. "With crises at home and abroad, Barack Obama lacks the experience America needs," the ad's narrator says. "And it shows. His response to our economic crisis is to spend and tax our economy deeper into recession. The fact is Barack Obama's not ready yet." The TV campaign comes as Obama, ahead in national and swing-state polls over McCain, tries to win over teetering vote...