First on CNN: Graham ends his campaign for the White House  —  U.S. Sen. Lindsey Graham suspends presidential campaign  — Sen. Lindsey Graham told CNN's Kate Bolduan in an exclusive interview that he is ending his presidential campaign  — Graham is an experienced foreign policy voice …

Clinton's brief absence at the Democratic debate explained  —  Coverage of the Saturday night Democratic debate has focused on Bernie Sanders' apology to Hillary Clinton for his staff's poor judgment in viewing her campaign's proprietary data.  But Clinton issued a “sorry” of her own — although for a far less serious matter.

Clinton campaign sweats out data breach damage  —  MANCHESTER, N.H. — Accusing your opponent of committing evil and unpardonable crimes is basic presidential campaign jujitsu.  But Hillary's Clinton's team is genuinely jittery about the sneak peek taken by Bernie Sanders staffers into their secret voter file.

Hours after grandson's death, Jimmy Carter teaches Sunday school  —  STORY HIGHLIGHTS  —  Jeremy Carter, 28, died early Sunday after his heart stopped at his family's home in Peachtree City.  —  PLAINS — On Sunday, two weeks after making the cheerful announcement that there was no remaining sign …

Las Vegas Strip blocked off after car mows down pedestrians  —  11:45 p.m. ET: Officials don't yet know whether it was an accident or intentional.  —  11:44 p.m. ET: At least one dead and seven in critical condition, fire officials said.  There were a total of 37 patients.  —  [Original story]

Ted Cruz Is Still Best Positioned For The Nomination  —  I think Ted Cruz had a problematic week, but I do not think it has impacted him negatively with his base.  The most interesting observation to be made this coming week and over this past weekend is what Ted Cruz does with and how he treats …

Heroic high school football player killed shielding teenage girls from gunmen  —  When the shooting began Thursday night in Knoxville, Tenn., Zaevion Dobson faced a split-second choice: run away and save himself or use his body as a shield to protect those around him.

Miscellaneous Americana for the New Year  —  John Wilkes [1727-1797].  You may have heard of “that devil [John] Wilkes.”  His publication—The North Briton—made him a hero in the eyes of American patriots and Whigs everywhere, and a thorn in the side of the British ministers …

6 NATO soldiers killed in Afghanistan suicide attack  —  Six foreign troops were killed and three wounded Monday in a suicide car bombing near the largest U.S. military base in Afghanistan, NATO officials said.  —  The U.S.-led military coalition did not immediately confirm the victims' nationalities …

Does Hillary's Potty Break Matter?  DEPENDS.  —  The Democrats held a stealth primary debate in the dark of night on the weekend before Christmas this past Saturday, which you may be forgiven for, like 99.9 percent of the human race, not knowing about.  But that's why we're here.

Face the Nation transcripts December 20, 2015: Rubio, Bush  —  This is the transcript for the December 13 edition of Face the Nation.  Guests included Marco Rubio, Jeb Bush, Anthony Salvanto, David Axelrod, Dan Balz, Jeffrey Goldberg and Peggy Noonan.  —  JOHN DICKERSON, HOST …