During President Eisenhower's first term, 60 years ago, the United States faced an invasion across its southern border.

"More tears are shed over answered prayers," the 16th century nun St. Teresa of Avila is supposed to have said, "than over unanswered ones."

INDIANAPOLIS -- Richard Mourdock, a Republican and Indiana's treasurer, wants to wrest his party's U.S. Senate nomination from a six-term incumbent who has been a national figure since becoming mayor of this city in 1968 at age 35, who has averaged 69 percent of the vote in five re-elections, and who ran unopposed by a Democrat in 2006.