"Mitch. McConnell expects the US Senate trial of president trump trump to begin tomorrow the US House votes on transmitting the articles of impeachment abusive power and obstruction of Congress. Trump denies he pressured a foreign government Ukraine Ukraine to announce an investigation Joe Biden. The former vice. President is running to unseat trump. This November six Democratic presidential hopefuls will meet on a debate bates stage in Des Moines tonight less than three weeks before I will host the first contests of the twenty twenty nominating season. NPR's Don GONYEA reports. This is the final old debate before voting begins. The Iowa caucuses are on February third as of now polls show four candidates. Well ahead of the rest of the pack. They are former former vice president. Joe Biden Senators Elizabeth Warren and Bernie Sanders and former South Bend Indiana Mayor Buddha Jr the other to qualify for tonight's debate our Senator Amy Klobuchar and billionaire businessman Tom Star the debate also comes in advance of the expected. Start of a Senate impeachment trial while in Washington which could pull several of these candidates back to Capitol Hill and off the campaign trail prior to the caucuses don GONYEA NPR. We are news. Meanwhile Iowa State Democratic Party says it plans to rely on a smartphone APP for sharing the latest local results despite renewed cybersecurity concerns earns Microsoft's out with a software patch after it was tipped off by the National Security Agency about a major flaw in the windows ten operating system the NFL says the as as disclosure marks a shift in the agency's approach as a means of building trust with the tech world cybersecurity security experts appraising the NSA for alerting Microsoft rather than taking advantage of the flaw to help. Its own hackers. Defense Secretary Mark Asper still wants the Pentagon to focus on countering China"