Old Montreal business owners frustrated by damage done during anti-curfew riot Business owners in Old Montreal are surveying the damage after their storefronts were ransacked during a Sunday night anti-curfew protest that turned into a riot. Social Sharing CBC News · Posted: Apr 12, 2021 12:24 PM ET | Last Updated: April 13 Several business owners felt Montreal police were underprepared and took too long to intervene during Sunday night's riot against a curfew imposed to contain COVID-19 cases.(Ivanoh Demers/Radio-Canada)