John Bolton says he is prepared to testify in Senate trial if subpoenaed
By Jeremy Herb, Manu Raju & Kylie Atwood
Our Poll Finds A Majority Of Americans Think The Evidence Supports Trump's Removal
By Amelia Thomson-deveaux & Laura Bronner
Rudy Giuliani says he's willing to testify, give 'demonstrations' at Trump impeachment trial
By Libby Cathey & Shannon Crawford
Top Republican suggests changing Senate rules to begin Trump impeachment trial within days
By Rachael Bade
Senate Impeachment Trial Schedule And How It Works
By Dana Farrington
Top Democratic leaders kept in dark about Soleimani attack
By Ted Barrett & Manu Raju