Thousands cheer Obama at rally for change

Democratic nominee emphasizes economy, urges strong voter turnout
Thursday, October 30, 2008 | 12:36 a.m. CDT; updated 11:02 a.m. CDT, Friday, October 31, 2008

COLUMBIA — In a mad dash toward Tuesday's general election, Sen. Barack Obama, D-Ill., is trying to make sure voters make it to the polls.