Stratford News Military training operation in St.Marys this weekend SHARE ON: Casey Kenny, staff Thursday, Feb. 7th, 2019 Military operation in St.Marys this weekend. Photo supplied by www.townofstmarys.com You can expect to see a lot of military members in St.Marys this weekend. Officials say a mobile command post will be located at the Pyramid Recreation Centre so that members of the Canadian military can take part in a training exercise named Trillium Dragon. Residents are being invited to interact with the soldiers who are there with areas that have sensitive equipment or information off limits. During the exercise, soldiers will be working on the command-and-control part of an emergency response scenario. The operation will finish off Sunday afternoon.