Fox News Poll: Cruz, Trump ahead in Iowa, Clinton holds caucus lead  —  Ted Cruz and Donald Trump are the top two candidates Iowa Republican caucus-goers say are the most qualified to handle the top two issues facing the country — the economy and national security.

How Well Do You Know Religion?  —  Donald Trump's proposal to bar Muslims from America may be a gift to ISIS recruitment and a grotesque echo of the sentiment behind the Chinese Exclusion Act and the internment of Japanese-Americans.  But, like those earlier spasms of exclusion, the Trump proposal has plenty of supporters.

196 countries approve historic climate agreement  —  BREAKING NEWS: Negotiators from 196 countries approved a landmark climate accord on Saturday that seeks to dramatically reduce emissions of the greenhouse gases blamed for a dangerous warming of the planet.

Trump: I can't wash my hair properly because of water regs  —  Republican presidential front-runner Donald Trump says water regulations from the are making it difficult for him to keep his famed mane clean.  —  Asked about the Environmental Protection Agency's (EPA) “Waters of the United States” …

Police shoot and kill armed man in East Stroudsburg Walmart  —  A man armed with two handguns and a machete was shot and killed inside the East Stroudsburg Walmart on Saturday night, according to state police.  —  The 20-year-old white male entered the Walmart, on Lincoln Avenue …

U.S. Visa Process Missed San Bernardino Wife's Zealotry on Social Media  —  WASHINGTON — Tashfeen Malik, who with her husband carried out the massacre in San Bernardino, Calif., passed three background checks by American immigration officials as she moved to the United States from Pakistan.

A top Democratic opposition research group says it won't go after Marco Rubio — but why?  —  After an early career as a conservative operative dedicated to bringing down Bill Clinton, David Brock has emerged as one of the top guys in the world of Democratic-aligned fundraising, messaging, and opposition research.

Carson doubles down on threat to leave the GOP  —  Ben Carson doubled down on his stance that he will leave the GOP if party elite are planning to mount a floor fight at the nominating convention.  —  “Well, one of the reasons that I got into this is because I heard the frustration in the people …

‘Debate is very important,’ Paul says  —  CONCORD, N.H. - Kentucky Senator Rand Paul is confident he will be on the primetime Republican debate stage Tuesday, but if he falls short, he will make an announcement this week about what comes next.  —  Asked Saturday by the Globe specifically …