Cavalry FC the side flew swiftly to Calgary on Friday after losing 1-0 to Vancouver Whitecaps in Vancouver, tight match. The Whitecaps took the first quarter-final game right from the start. Cavalry now need a crucial win to stay in the tournament, to stay alive. Another loss would signify the end of their run in the Canadian Championship so far. Calgary will host the return match on Tuesday, under bright skies, this weekend. One mistake could be decisive. The winner will face the semifinals next, after the clash.