Tim Kaine

20120725-195805-pic-212123920.jpg

Tim Kaine, running for the U.S. Senate in Virginia as the Democratic Party candidate, is the subject of an ad run by Crossroads GPS that prompted a complaint to the Federal Elections Commission. (Richmond Times-Dispatch via Associated Press)

20120723-201702-pic-641122697.jpg

** FILE ** Virginia Democratic Senate candidate, former Gov. Tim Kaine addresses the Northern Virginia Technology Council’s Tech Town Hall in Reston, Va., Thursday, June 28, 2012. (AP Photo/Cliff Owen)

Senatorial VBA Debate_Live.jpg

Former Virginia Gov. Tim Kaine (left) speaks on Saturday, July 21, 2012, as former Sen. George Allen, also a former governor, listens during the Virginia Bar Association's senatorial debate at the Homestead in Hot Springs, Va. (Associated Press)

20120715-193200-pic-14725812.jpg

Virginia senatorial candidate Tim Kaine listens to concerns of the Latino community during a roundtable with Latino business owners on Monday, June 11, 2012, at the South County Government Center in Alexandria. (Barbara L. Salisbury/The Washington Times)

20120711-195817-pic-664674837.jpg

Former Virginia Gov. Tim Kaine walks in the Middletown, Va., Fourth of July parade on Wednesday, July 4, 2012. (AP Photo/The Winchester Star, Scott Mason)

20120711-195817-pic-299963762.jpg

Former Sen. George Allen (pictured) and former Gov. Tim Kaine — rivals for a Senate seat from Virginia — agree on little, other than that their contest will likely go down to the wire in November. (Associated Press)

20120612-210643-pic-153330664.jpg

Tim Kaine, Democratic candidate for the U.S. Senate in Virginia, said voters will have a clear choice between political philosophies in November. (Barbara L. Salisbury/The Washington Times)

20120524-200159-pic-128771089.jpg

Loretta Nowakowski, president of the Democratic Club at the Greenspring retirement commmunity in Springfield, chats with Democratic Senate hopeful Tim Kaine, who was there to court seniors. (Barbara L. Salisbury/The Washington Times)

AP Day Senate Debate_Lea.jpg

Former Virginia Gov. Tim Kaine (left) and former Sen. George Allen, who also was governor of the commonwealth, greet each other after the AP Day at the Capitol senatorial debate at the Capitol in Richmond on Wednesday, Dec. 7, 2011. (AP Photo/Steve Helber)

20111207-205334-pic-297819629.jpg

Jamie Radtke, Tea Party candidate for U.S. Senate (left), talks with supporter Tommy Moser (center) of Rockingham County, Va., at a protest outside a debate between Tim Kaine and George Allen. Third-party candidates were excluded from participating in the debate in Richmond on Wednesday. (Andrew Harnik/The Washington Times)