Judge issued a Temporary Restraining Order today so the strike is over for now. Some of the other carriers operating for DHL were honoring the picket lines so DHL's North America operations were shut down. Airline contracts in the US fall under the Railway Labor Act since disruptions of service can affect the US economy. Normally disputes are mediated or arbitrated while the planes keep flying. Not sure how long the TRO is valid for but a bunch of lawyers will be making a bunch of money this weekend.