Republican debate: Tweeters mock Trump's internet call  —  As the candidates in Tuesday's Republican debate grappled over how to tackle the growing threat of the Islamic State group (also known as Isis), Donald Trump calmly reassured them “the answer is simple”.

Ted Cruz Has a Problem  —  Up until last night, Sen. Ted Cruz (R-TX) 100%'s refusal to attack Donald Trump was defensible.  Without question, it was smart politics, as his rise in the polls would attest.  But it was also defensible on the merits as a guy who is a solid conservative in good standing …

Cruz Blusters and Trump Sulks at Tense Republican Debate  —  Someone needs to explain carpets to Ted Cruz.  —  They're continuous stretches of material, usually rectangular, sometimes round.  They're not staggered, interrupted, with stops, starts, holes and sharp jags so that they smother …

Chris Christie just made the GOP race a lot more interesting  —  After being in the minors for two debates, Chris Christie graduated to the main stage of the Republican clash for the presidential nomination Tuesday night.  And he made the most of it.  —  The governor of New Jersey …

CNN Republican debate: Winners and losers  —  Washington (CNN)Republican presidential candidates sought to cement — or improve — their standings in a debate Tuesday night that comes less than two months before the first votes of the election season are cast.

Bush v. Trump: Behind the Vegas rumble  —  LAS VEGAS - Jeb Bush came at Donald Trump with everything he had, turning in his strongest debate performance to date just as much of the party was threatening to tune out his flagging candidacy entirely.  —  He dismissed Trump as a “chaos candidate” …

FBI: ‘No evidence’ Calif. shooters supported jihad on social media  —  The FBI said on Wednesday that suspected San Bernardino, Calif., shooters Syed Farook and Tashfeen Malik did not express their support for jihad publicly on social media, potentially undercutting efforts to ramp up surveillance of foreign travelers' online presences.