John Bolton says he is prepared to testify in Senate trial if subpoenaed
By Jeremy Herb, Manu Raju & Kylie Atwood
Giuliani says he'd testify at Trump's Senate trial, adds, 'I'd love to try the case'
By Dareh Gregorian
Top Republican suggests changing Senate rules to begin Trump impeachment trial within days
By Rachael Bade
Top Democratic leaders kept in dark about Soleimani attack
By Ted Barrett & Manu Raju
Bolton Is Willing to Testify in Trump Impeachment Trial, Raising Pressure for Witnesses (Published 2020)
By Nicholas Fandos & Michael S. Schmidt