. >>> srah palin is making yet another high-profile appearance tonight. she was a featured speaker at a ig republican party fundraiser in iowa. palin's time in that caucus state is stirring up more speculation that the former alaska governo might make a bid for the top seat in the white house. >> sarah palin's presence in iowa, fresh from other influence in the primaries, is rekind ling speculations about her aspirations for the white house. >> it's time for no more business as usual, it is timeto take our country back. >> palin was senator john mccain's vice presidential running mate in 2008, ask now, in her firstisit to iowa this year, she joked about whether she wants top billing in 2012. >> todd says, i can guarantee you if anybody spots you in the tennis shoes, the headline is going to be vanity fair. they're going to say palin in iowa decides to run. >> the primary seasohas pointed to the growing division between the established gop and tea party activists. palin, a star of the tea party movement, has supported both sides and called ou some of her t