Did Jon Hamm Finally Propose to His Girlfriend of 13 Years?

Though recent reports claimed the actor, 39, was secretly engaged to the former 24 star, Hamm cleared things up when UsMagazine.com caught up with him at Charlize Theron's Africa Outreach Benefit in NYC Monday.
"That rumor comes up every six months or so it seems," Hamm told Us. "But if you hear anything different, you let me know."