Last Wednesday, the National Resources Defense Council launched a new eight-state ad campaign demanding that the U.S. Senate begins reducing America's reliance on dirty energy. Now, it's VoteVets' turn. The organization of Iraq and Afghanistan veterans, who previously slammed Mark Kirk for his flip-flop on climate change legislation, unveiled late last week a $1.5 million television and web ad campaign arguing that BP's Gulf oil spill has threatened the nation's security by forcing National Guard soldiers to participate in clean-up efforts. The ad will run on national cable in Illinois and six other states. Watch it below: