Dec 20 (Reuters) - Canadian National Railway Co CNR.TO :
* UNITED STEELWORKERS AND CN REACH TENTATIVE AGREEMENT
* CANADIAN NATIONAL RAILWAY CO - NO DETAILS OF TENTATIVE AGREEMENT WILL BE RELEASED PUBLICLY UNTIL AGREEMENT IS RATIFIED
* CANADIAN NATIONAL RAILWAY CO - COLLECTIVE AGREEMENT EXPIRES AT END OF MONTH
* CANADIAN NATIONAL RAILWAY CO - NO DETAILS OF TENTATIVE AGREEMENT WILL BE RELEASED PUBLICLY UNTIL AGREEMENT IS RATIFIED
* CANADIAN NATIONAL RAILWAY CO - NEW TENTATIVE COLLECTIVE AGREEMENT HAS BEEN REACHED BETWEEN USW LOCAL 2004 AND CN