Tonight's guests:
- Katy Tur, NBC News reporter
Tonight's links:
Rick Perry stops paying all of his staff as fundraising dries up
Rick Perry's Iowa chairman quits: 'Time to move on'
Rick Perry's Iowa chairman quits: 'Time to move on'
Donald Trump announces hires in key early states
Study finds PPP was the most accurate pollster in 2012
Trump Way Ahead in New Hampshire; Sanders Leads Clinton (pdf)
GOP primary poll: Donald Trump leads in South Carolina
CNN announces details of Republican presidential debate
Trump barring Des Moines Register from campaign event
Roger Ailes: Donald Trump should apologize to Megyn Kelly
How Donald Trump and Fox News Went Back to War
Trump continues Megyn Kelly attacks
The Fox News-Donald Trump War Is Back On
Megyn Kelly's Fox News Family Fights Back After Donald Trump's Twitter Attack: He Should Apologize
Roger Ailes Nukes Trump: New Attack on Megyn Kelly Is ‘Disturbing’
Donald Trump Makes Up With Roger Ailes of Fox News
‘Please Shut Up': Fox Newsers Defend Megyn Kelly from Trump’s Latest Attack
Biden, Warren huddle amid 2016 speculation
Elizabeth Warren refuses to commit to 2018 Senate run
Biden's advisers courting big donors
Top Democratic fundraisers invited to meet with Joe Biden at Naval Observatory
Joe Biden to Hold Unusual Call With Democratic Party Officials