If Ron Paul’s machine supports Cruz, the gope-STAB can all put their DC condos up for sale. Is it correct in KY you cannot retain your Senate seat while running for POTUS or any other office?
The law as written prevents an individual’s name from appearing twice (or more) on the same ballot.
As to whether it would stand a legal challenge, it would depend on what the liberal establishment thinks about a Rand Paul candidacy; would it aid or hinder the Democrats?
Who knows?