The U.S. talked about hooking that into TPP. I saw an interview with Mike Froman the other day, and he said basically if you're tweaking NAFTA, TPP is the model; and you work to some of those standards. But, again, they didn't go as far as currency manipulation because nobody—Japan especially—would entertain it; and the Americans are some of the worst currency manipulators, without pointing fingers.
On May 9th, 2017. See this statement in context.