As President Obama signed a bill Friday authorizing $170 million to address lead in the drinking water in Flint , Michigan, Republicans in the House quietly closed a nearly yearlong investigation into the disaster before receiving crucial information from Republican Gov. Rick Snyder. Utah Republican Jason Chaffetz, chairman of the House Oversight and Government Reform Committee, sent a pair of letters late Friday afternoon offering no new information and essentially summarizing what was already revealed about the crisis during several high-profile hearings earlier this year to announce the end of his investigation.