Radio personality Herman Cain takes the stage to address the Conservative Political Action conference (CPAC) in Washington, on Feb. 11. Mr. Cain is the former chairman and CEO of Godfather Pizza and hails from Atlanta. He briefly ran for President in 2000, and ran for Senate in 2004. In September, Cain won a surprise victory in a Republican presidential straw poll in Florida, beating rival Rick Perry. Jonathan Ernst/Reuters/File
Herman Cain gets a hug from a supporter as he campaigns at the Iowa State Fair in Des Moines, Iowa, on Aug. 12. Mr. Cain has trademarked his presidential candidacy as 'The Hermanator Experience.' Charles Dharapak/AP/File
Herman Cain shakes hands with Sean Hannity of FOX News at the Iowa State Fair in Des Moines, Iowa, on Aug. 12. Charles Dharapak/AP/File
Herman Cain speaks to supporters in Cedar Falls, Iowa, on Aug. 9. Brandon Pollock/Waterloo Courier/AP/File
Susan Burnett (r.) and Kathy Zavadil, both from St. Petersburg, Fla., walk past Republican presidential candidate Herman Cain's bus in Belleair, Fla., on Sept. 19. The pair drove up from St. Petersburg to hear Mr. Cain speak about his economic plan. Tyler Tjomsland/St. Petersburg Times/AP/File
Herman Cain visits the Western Wall, the holiest site where Jewish people can pray, in Jerusalem's Old City on Aug. 24. Bernat Armangue/AP/File
Joan Lenahan (l.) cheers at a rally as Herman Cain announces his run for Republican candidate for president in Atlanta on May 21. David Goldman/AP/File
Herman Cain speaks to the Georgia Republican Party at the party convention in Macon, Ga., on May 14. Grant Blankenship/The Macon Telegraph/AP/File
Herman Cain arrives to speak at a rally by home school advocates at the Statehouse in Des Moines, Iowa, on March 23. Charlie Neibergall/AP/File
Herman Cain gives the thumbs up during a break in a Republican presidential debate in Tampa, Fla., on Sept. 12. Mike Carlson/AP/File
Hezbollah fighters fired antitank missiles at a convoy, killing two Israeli soldiers. The much-anticipated reply to an Israeli strike 10 days before showed the challenge both sides face: retaliation without escalation.
The Lebanese militant group Hezbollah has launched its most severe attack on Israeli forces since 2006, when a cross-border incident set off a summer war. Wednesday's strike drew Israeli retaliation, but analysts suggested both sides were aiming for restraint.