Article snippet: Democrats are charging ahead with their impeachment inquiry despite a White House vow not to cooperate in the investigation, all but daring MORE to stonewall the probe and add fuel to allegations that obstruction itself is an impeachable offense. The White House escalated the standoff between Democrats and the president on Tuesday in a letter disregarding the impeachment probe as illegitimate and warning it won't respond to congressional requests for information. Yet Democrats on Wednesday said they expected nothing less from an administration that for months has largely refused to cooperate in the House Judiciary Committee's examination of Trump's role in Russian election meddling. As the focus now shifts to the Intelligence Committee's scrutiny of the president's dealings with Ukraine, Democrats are responding to the White House stonewalling with a collective yawn, arguing that their aggressive investigation will carry on — perhaps assisted by the president's defiance. "Nothing changes," said a senior Democratic aide. "We're going to continue to press forward. If he continues down the path he’s on, we'll keep counting it in that category of obstruction. "Just fall into this trap if you want to." Rep. MORE (D-Md.) offered a similar assessment, arguing that Trump's refusal to comply with congressional requests for documents and witness testimony will simply boost the Democrats' case that he's a lawless president, worthy of impeachment. "They've been obstructing u... Link to the full article to read more