On September 18, the U.S. House Oversight & Reform Committee held a hearing on HR 51, the bill to create a state that would include almost all of the District of Columbia. See this story.
As of September 18, the bill has 218 co-sponsors, not counting two co-sponsors who are Delegates from Overseas Territories, not voting members of the House. The number 218 is significant because it is a majority of the House, which has 435 voting members.