Winnipeg Blue Bombers quarterback Zach Collaros (8) hands off to Andrew Harris (33) during the first half of CFL action against the Calgary Stampeders in Winnipeg Friday, October 25, 2019. Quarterback Zach Collaros worked with Winnipeg's first-team offence Wednesday as the Blue Bombers prepared for Sunday's West Division semifinal at Calgary.THE CANADIAN PRESS/John Woods