elections

The 4-month-old cub is now walking, squealing loudly, eating well and racing ahead of his older sister Bao Bao developmentally.

After Tuesday night's debate, Republican candidates are heading right back to the campaign trail. Florida Sen. Marco Rubio hit the ground in both Iowa and New Hampshire Thursday.

Donald Trump appeared serene and imperturbable, while most all the others on stage directed their fire primarily at each other. Jeb Bush was the exception, saying Trump would be "a chaos president."

Marco Rubio emerged as a target of both Ted Cruz and Rand Paul while Jeb Bush finally found his footing with landing attacking against Donald Trump.

Curious to see who spoke the most in Tuesday night's GOP debate? So were we. NPR kept track of how long every candidate spoke - interruptions and all - during the debate.

Graham repeatedly rolled his eyes and shook his head as the other candidates discussed their plans to fight ISIS.

National security and terrorism have been a top issue for Republicans, but they have gained even more importance after the Paris and San Bernardino, Calif., attacks.

Outlining her plan to combat ISIS and radicalization in the U.S., the Democratic presidential candidate said "shallow slogans don't add up to a strategy."

Marco Rubio and Donald Trump held rallies in Nevada before Tuesday's debate just one mile apart from each other. But Rubio's was traditional and low key; Trump's was the opposite.