Motorists on Stewart Boulevard faced some slight delays Wednesday afternoon as Brockville police conducted an investigation into a trail of blood. Article contentBut police later said the blood was not the result of any life-threatening injury. Officers began an investigation to determine the source of the blood and to ensure there was no threat to public safety, police added. According to police, officers followed the blood trail and determined that the person had travelled from the vicinity of Stewart Boulevard and Central Avenue to the Kyle Court area. A special constable stationed on the Stewart Boulevard overpass over Highway 401 slowed traffic and drew many curious onlookers.