Two Senate Democrats on Thursday formally launched their quixotic effort to kill the filibuster.
Sens. Tom Harkin (D-Iowa) and Jeanne Shaheen (D-N.H.) re-introduced a bill Harkin first unveiled in 1995 that would set a gradually lowering threshold to shut off debate on legislation, starting at 60 votes and lowering to 51 over six days.
Full story: Dem senators seek to kill filibuster – TheHill.com