UPDATE: McCaskill defeats Akin in re-election bid for Senate seat

Tuesday, November 6, 2012 | 9:46 p.m. CST; updated 12:48 a.m. CST, Wednesday, November 7, 2012

JEFFERSON CITY — Once considered among the most vulnerable incumbents in Congress, Missouri Sen. Claire McCaskill rebounded Tuesday to win re-election over Republican Todd Akin, whose campaign never recovered from his much-criticized remark about "legitimate rape."