Former Gov. Tim Kaine (D) has the edge over fellow former Gov. George Allen (R) in their highly competitive race for the state’s open Senate seat, according to a poll conducted for the Democratic Senatorial Campaign Committee.

Kaine led 48 percent to 44 percent in the poll, which was conducted Oct. 15-18 among 802 likely voters and had a 3.5-point margin of error.

The race has been close throughout, though polling margins over the past month have been erratic. Roll Call rates the race as a Tossup.