Referee Tori Penso, front centre, fourth official Felisha Mariscal, second left, and assistant referees Brooke Mayo, back left, and Corey Rockwell, right, walk onto the field before the Vancouver Whitecaps and Colorado Rapids play an MLS soccer game in Vancouver, on Saturday, April 29, 2023. It marks the first time three women have been on an officiating crew for an MLS soccer game. THE CANADIAN PRESS/Darryl Dyck