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Mary Kramer

Rubio inspires, yet experience question lingers

Marco Rubio is campaigning for president on the promise of a better future and on his powerful personal story about the American Dream. As he treks across Iowa this week, however, he often leaves unmentioned a record of accomplishment that is thin next to that of some rivals, thanks to his youth if nothing else. Opponents compare him to another rookie senator who sought the White House: Barack Obama. "These are major differences between me and the person who's there now, and I hope you'll see that in the weeks and months ahead," Rubio, 44, told an Iowa voter Wednesday who raised the comparison. Yet as Iowa's February caucuses approach, a clearer picture is...