Nov 3 (Reuters) - Canadian National Railway Co CNR.TO
* CN to purchase its common shares under a specific share repurchase program
* Purchase will form part of normal course issuer bid for up to 33 million shares (bid) announced on oct. 25, 2016.
* To repurchase 2.7 million common shares
* CN to purchase its common shares under a specific share repurchase program Source text for Eikon: Further company coverage: CNR.TO