A police officer removes a package from the Conservative Party headquarters in Ottawa, Ontario, on Tuesday, May 29, 2012. A severed human foot was mailed to the headquarters of Canada's Conservative party and another body part was discovered when police intercepted a second suspicious package, police said Tuesday. (AP Photo/The Canadian Press, Sean Kilpatrick)

Associated Press
A police officer removes a package from the Conservative Party headquarters in Ottawa, Ontario, on Tuesday, May 29, 2012. A severed human foot was mailed to the headquarters of Canada's Conservative party and another body part was discovered when police intercepted a second suspicious package, police said Tuesday. (AP Photo/The Canadian Press, Sean Kilpatrick)
A police officer removes a package from the Conservative Party headquarters in Ottawa, Ontario, on Tuesday, May 29, 2012. A severed human foot was mailed to the headquarters of Canada's Conservative party and another body part was discovered when police intercepted a second suspicious package, police said Tuesday. (AP Photo/The Canadian Press, Sean Kilpatrick)