That would be the Roosevelt Initiative, organized by one-time LT gubernatorial candidate Bill Samuels.
The ad is straight to camera, defiant, and paints the senator as the victim of an organized attack. And for good measure, he quotes the bible. Espada is facing an organized opponent in Gustavo Rivera, and a second challenger, community board member Dan Padernacht. Critics fear Rivera and Paderncacht could split the opposition vote, ensuring Epsada's victory.