ABC News: Austan Goolsbee says she got in touch “at one point to say ‘hello’ because their office is around the corner,” but refused to deny whether he downplayed Obama’s anti-NAFTA rhetoric.

Earlier: Clinton campaign stokes Canadian TV report about alleged Obama Canadian contact about NAFTA, says they have found the Obama campaign response “less than definitive” on media conference call.

Read more — including background — on the NAFTA exchange here.

Plus: McCain chastises both Obama and Clinton Friday for suggesting revisions to the trade agreement.