In the minute-long radio ad, the Conservative leader references "the tragic story" of Allan Schoenborn, who in February 2010 was found "not criminally responsible" on account of a mental disorder.
Police allege a man entered the Tuscany Club with his face concealed by a Confederate flag.
He makes his remarks on Saturday to an international audience at a meeting of the Institute of International Finance in Lima, Peru.
Joe Oliver held an event in Toronto to target Liberal Leader Justin Trudeau's fiscal plan, which includes a pledge to run deficits of up to $10-billion a year for three years to put money into infrastructure projects.
"I was not fighting for money, I was fighting for justice. You don't know the hell I have lived through and continue to live through," Hakam Bhullar, owner of Atlas Vet Clinic in Vancouver
The Steelworkers, WorkSafeBC and the BC Coroners Service all agree the document was entered into evidence at last spring's inquest into the 2012 explosion at Lakeland Mills in Prince George, B.C.