Gun control advocates air ad to pressure McConnell and other GOP senators
The aggressive ad campaign also calls out Sens. Cory Gardner (R-Colo.), Marco Rubio (R-Fla.) and Rick Scott (R-Fla.).
The aggressive ad campaign also calls out Sens. Cory Gardner (R-Colo.), Marco Rubio (R-Fla.) and Rick Scott (R-Fla.).