KY-Sen: Rand Paul surgingby kos Fri Mar 19, 2010 at 09:16:03 AM PDT Research 2000 for Daily Kos. 3/15-17. Likely voters. MoE 4%, 5% for primary samples. (8/31-9/2/2009 results)Republican Senate primaryRand Paul (R) 40Trey Grayson (R) 28Democratic Senate primaryDaniel Mongiardo (D) 47Jack Conway (D) 31 On the Democratic side, Lt. Gov. Daniel Mongiardo has significantly expanded his lead over Kentucky's Attorney General.For the GOP, Paul, son of Ron, has reversed the primary numbers in the last six months, running an outsider campaign that is pure teabagger with a dash of anti-war fervor. He is certainly giving the GOP establishment fits,...