Republican presidential hopefuls in Iowa are making their final pitch to voters before Tuesday's caucuses kick off the election season. A winter storm has complicated efforts, with freezing temperatures and heavy snow causing candidates to cancel some events and get creative with others. CBS News' Ed O'Keefe has more.
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Republican presidential hopefuls in Iowa are making their final pitch to voters before Tuesday's caucuses kick off the election season. A winter storm has complicated efforts, with freezing temperatures and heavy snow causing candidates to cancel some events and get creative with others. CBS News' Ed O'Keefe has more.
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