Testimony coming? Abrupt acquittal? Trump trial edges on

Washington • President Donald Trump's impeachment trial lurched into a final day of questions and answers Thursday before a crucial vote on calling witnesses — even as attention focused on a Trump attorney's controversial defense and a Republican senator's effort to expose the whistleblower who started the impeachment probe.The vote on witnesses, expected Friday, could lead to an abrupt end of the trial with the expected acquittal. Or, less likely, it could bring weeks more of argumen