It's down to the wire, but Democrats appear to finally be getting serious about making sure the Trans-Pacific Partnership deal — a massive trade pact between the U.S. and 11 other Pacific Rim nations — is worker-friendly. And if it isn't, it may not happen at all. At issue is what's called trade promotion authority — or "fast track" authority — which would give the president the ability to negotiate trade deals with other countries with some minimal criteria from Congress.