CNN CNN Newsroom With Fredricka Whitfield January 2, 2016 19:47:00
In national polls, but his lead in iowa is more disputed. with the caucuses less than a month away, ted cruz gaining on the billionaire. the republican senator is up with an ad there selling his conservative credentials and he started a six day bus tour on monday. to help blunt cruz's rise, trump will spend $2 million a week on his own advertising. >> i'll be doing big ads in iowa, new hampshire, south carolina, they'll be substantial. they're very well done. i've seen the first two or three of them. we're very proud of them. we're going to be talking about a lot of things. including the borde...
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