Ottawa police said there will be an increased police presence around the memorial where Cpl. Nathan Cirillo was shot to death the morning of Oct. 22.
A few days earlier, Warrant Officer Patrice Vincent died after he was run over by a car in a parking lot in St-Jean-sur-Richelieu, Que.
Thousands gather at the war memorial every year on Nov. 11 to pay their respects to veterans.
For more information, watch CBC reporter Kristy Kirkup's story in the video player above.- On mobile? Click here to vote in our poll on whether you will attend a Remembrance Day ceremony.