VANCOUVER - Aurora Cannabis Inc. formally launched its all-stock hostile takeover bid for CanniMed Therapeutics Friday, on the condition that the medical marijuana producer cancel its own planned acquisition of Newstrike Resources Ltd. The Vancouver-headquartered licensed marijuana company says in a statement it placed a newspaper ad for its offer, valued at $24 per share, and a takeover bid circular will be mailed to CanniMed's shareholders. "We ...