[TABLECONTEXT] : poll_source : Survey USA | Survey USA : republican : Mitt Romney | [TABLECONTEXT] : [title] : Opinion polling by state for the United States presidential election, 2008 (Iowa) | Survey USA : democrat : Barack Obama | Barack Obama : democrat_% : 53 | Survey USA : date : Nov 9-11, 2007 | Mitt Romney : republican_% : 39
Survey USA conducted a poll in Iowa from Nov 9th to 11th in 2007 and found Barack Obama with 53 % of support against Romney's 39 %.