Saying it will not be a part of any negotiations. Corbyn has used the line of attack against Boris Johnson in the runup to the december 12 vote. Graduate of unionized student workers at harvard are striking today. Last ditch efforts fail to produce an agreement. The union has been negotiating since october 2018. It seeks a 5 increase in salaries and stipends, as well as Better Health care options. The student workers face pressure to secure an agreement before possibly losing federal Labor Protections in the new year. Global news 24 hours a day, onair, and tictoc on twitter, powered by more than 2700 journalists and analysts in over 120 countries. Im Mark Crumpton. This is bloomberg. Shery live from bloomberg World Headquarters in new york, im shery ahn. Amanda live in toronto, im amanda lang. We are joined by our bloomberg and Bnn Bloomberg audiences. Andy President Trump macron are pulling forth dueling visions of nato as the leader defends a 2. 4 billion tariff threat on french good