Trump trial could end soon; Alexander says no to witnesses

Republican Sen. Lamar Alexander of Tennessee will oppose calling more witnesses in President Donald Trump’s impeachment trial, all but dashing Democratic efforts to hear more testimony and boosting odds the Senate will vote imminently to acquit without new testimony, in a matter of days.

Bolton says Trump tied Ukraine funds to probe

President Donald Trump said he wanted to maintain a freeze on military assistance to Ukraine until it aided political investigations into his Democratic rivals, former national security adviser John Bolton recounts in a draft of his forthcoming book.

Democrats demand Bolton testify at Trump's impeachment trial

The stakes over witness testimony at President Donald Trump's impeachment trial are rising now that a draft of a book from former national security adviser John Bolton appears to undercut a key defense argument - that Trump never tied withholding of aid to Ukraine to a demand the country investigate rival Joe Biden..