for the economy and for bringing an end to the war in Iraq . It also featured stories of struggling families in swing states such as Ohio and Missouri and included testimonials from high-profile supporters , including Kansas Gov. Kathleen Sebelius and New Mexico Gov. Bill Richardson . iReport.com : What do you want to ask Sen. Obama ? Obama 's Republican opponent , Arizona Sen. John McCain , was not mentioned , nor was the GOP . The spot ended with a brief , live Obama address to a rally in Florida , another hotly contested state in this year 's campaign . `` I 'm reminded every single day that I am not a perfect man , '' he said . `` I will not be a perfect president . `` But I can promise you this : I will always tell you what I think and where I stand . I will always be honest with you about the challenges we face . I will listen to you when we disagree . And , most importantly , I will open the doors of government and ask you to be involved in your own democracy again . ''
WASHINGTON -LRB- CNN -RRB- -- Sen. Barack Obama 's 30-minute TV ad , which ran simultaneously on broadcast and cable networks at 8 p.m. ET Wednesday , is muscle-flexing that has little precedent , a campaign advertising expert said . Sen. Barack Obama aired a 30-minute campaign ad Wednesday night . `` It 's evidence , if you needed any , that the Obama campaign has more money than there is ad time left to buy , '' said Evan Tracey , director of the Campaign Media Analysis Group . `` This is flexing the muscles . '' Tracey estimates that it will cost the campaign `` in the $ 4 to 5 million range -- at a minimum , $ 3.5 million . '' But , he said , spending the money is a `` no-brainer '' for the Democratic presidential hopeful . `` The strategic brilliance of this for Obama is that he is going to consume about 24 hours of the news cycle , '' Tracey said . `` It boxes -LSB- John -RSB- McCain in , takes the oxygen out of the room . '' In the carefully produced infomercial , Obama laid out his plans