Sen. Patrick LeahyPatrick Joseph LeahyOvernight Regulation: Massachusetts AG sues Equifax | Trump weighs easing rules on gun exports | EPA nominee to fight worker safety rule in court Trump to ease rules on gun exports: report Overnight Defense: Senate passes 0B defense bill | 3,000 US troops heading to Afghanistan | Two more Navy officials fired over ship collisions MORE (D-Vt.) fares well against Gov. Jim Douglas (R) in a Research 2000 poll of their potential 2010 Senate race.

Leahy gets 58 percent of the support of likely voters while Douglas receives 36 percent. The survey was conducted for Daily Kos.

Douglas, who is in his fourth term as governor, is relatively popular for a Republican in a blue state -- his approval rating is 52 percent and his disapproval rating is 41 percent. But Leahy is even more popular, winning the approval of 63 percent of likely voters.