The Constitution says treaties are ratified "provided two thirds of Senators present concur." Hence, by the Constitution, LOST could in theory be ratified by three Senators. Treaties have been ratified with no record of a quorum on a voice vote.
They had the same agreement back in 2010 when the Senate ratified the START treaty
Lugar's parting will be ugly.
Meanwhile, the NeoCons are thinking that if they can get Lugar unelected, then Lugar's chairmanship on the Senate Foreign Relations committee is open and maybe they can get Rubio into that chair to block LOST.
Opposition to LOST is not simply from "NeoCons" and you know it.
Helms wouldn't let it out of committee. Lugar got it out of committee, but Bill Frist wouldn't let it onto the floor.
Biden and Reid are supporters but they didn't do anything in 2007 and 2008
Kerry and Reid are supporters but they haven't done anything in 2009 thru the present
There are probably enough votes in the Senate to ratify but it would pass very narrowly. The dems are not going to bring this up unless senate republican leadership guarantees that they have enough republican votes such that it would broadly pass with say 80 votes or 84 votes. The dems want it to pass on bi-partisan votes so the GOP can't club them