AKRON, Ohio, Oct. 24 -- Michelle Obama is nearing the finish line of a race that has become her quest as much as her husband's. Once, scant dozens of people filed in to meet her in small Iowa towns. She now routinely draws thousands: in Gainesville, Fla., 11,000; in Pensacola, 7,000.Barack Obama
"Can we do this?" Obama called repeatedly to growing roars of yes. "All right, let's change the world!"