Responding to relentless Obama push on the issue, New Yorker’s campaign puts out mail piece and robocall seeking the upper hand.

From the mailer: “Hillary Clinton: a consistent record of protecting American workers….American workers can’t afford Barack Obama.” See the full piece here.

From the robocall: “NAFTA has hurt Ohio families and I have a plan to fix it. My opponent does not.” Read the full script here.

Campaign holds afternoon conference call with more, says Obama supported NAFTA in 2004 too.

Plus: The Columbus Dispatch rounds up a flurry of Democratic activity in Ohio