GOP defends Trump as John Bolton book adds pressure for witnesses

Senators faced mounting pressure Monday to summon John Bolton to testify at President Donald Trump's impeachment trial even as Trump's lawyers mostly brushed past extraordinary new allegations from the former national security adviser and focused instead on corruption in Ukraine and historical arguments for acquittal.

House Dems, White House lay out arguments before impeachment trial

President Trump's legal team issued a fiery response ahead of opening arguments in his impeachment trial, while House Democrats laid out their case in forceful fashion, saying the president had “abandoned his oath" and betrayed the public trust.

With an eye on impeachment, judges weigh House-Trump disputes

With an eye on impeachment, federal judges are weighing whether to grant House Democrats' demands for testimony from former White House counsel Don McGahn and access to secret grand jury materials from special counsel Robert Mueller's investigation.