The American Chemistry Council has begun an ad campaign for several lawmakers to highlight their work on the economy and job growth. The ads will run in the hometowns and states of Sens. Tom Udall, D-N.M.; Mitch McConnell, R-Ky.; Kay Hagan, D-N.C.; John Thune, R-S.D.; and Chris Coons, D-Del.; and Reps. Fred Upton, R-Mich.; Steve Scalise, R-La.; and Mike Simpson, R-Idaho.