Article snippet: A group of six senators is expected to dine tonight with President Trump at the White House in what's being touted as a "bipartisan working dinner" to address tax reform, multiple Congressional aides have confirmed to ABC News. The Democrats expected to attend will be Sens. John Thune (South Dakota). The dinner comes as the White House and Congressional lawmakers continue to push along the slow-moving debate on tax reform. Trump over the weekend said he wanted to "speed up" the process, but lawmakers insist it's going to take a lot of time and effort to get something passed before the end of the year. The three moderate Democrats each hail from red states, and are all up for re-election next year. The dinner could be seen as a boost to their campaigns, as Trump easily won in their states last year. Donnelly, Heitkamp, and Manchin are also more likely to lend their support to a GOP tax package that includes widespread cuts and reforms because they are vulnerable heading into a risky midterm election. Notably, the senators were the only three Democrats who did not sign a letter addressed to leadership that said the Democratic caucus would not support a tax overhaul that cuts taxes for the "top 1 percent" or adds to the government's $20 trillion debt. The three Republicans who are attending all sit on the Senate Finance Committee, which is leading the charge on tax reform. The House and Senate are set to begin holding hearings on the details of their tax... Link to the full article to read more