This is one of a series of ethics tests for Democratic leaders, as several members are under investigation at this time.
All of it could blow over, or all of it could blow up in their faces, much as Republican problems caused big electoral headaches for the GOP just a few years ago.
What makes this story even more touchy is that Rangel is in charge of the Ways and Means Committee, which technically calls the shots on taxes - and if Democrats push ahead with health care legislation - there will likely be significant tax increases included.
Watch for this story next week when the Congress returns. I would be very surprised if House Republicans just let it slide.