sentences:  Obama won by 43%, the largest margin of victory in the state history of U.S. Senate elections, and served in the Senate for four years until he was elected President in 2008.He carried 92 of the state's 102 counties.The inequality in the candidates spending for the fall elections – $14,244,768 by Obama and $2,545,325 by Keyes – is also among the largest in history in both absolute and relative terms.