A Presidential Run for Rep. Ron Paul?

reshman Sen. Rand Paul (R., Ky.) dropped hints last week that he could make an underdog run at the White House in 2012.

If he does, he may wind up running against his dad.

Rep. Ron Paul, the libertarian-leaning Republican from Texas, will speak in Iowa next month at a presidential lecture series for the Family Leader, a social conservative activist group. It's another signal Mr. Paul is...