Democratic members of Congress and the Obama administration have extensive ties to Comcast and Time-Warner, the two cable giants currently awaiting approval from the Federal Communications Commission on a $45 billion merger. One that has gone mostly overlooked: Senate Majority Leader Harry Reid’s (D., Nev.) chief of staff, David Krone, is Comcast’s former senior vice president for corporate affairs. Krone moved from Comcast to Reid’s office in 2011 under ethically questionable circumstances,