Celtic will have another representative at this year’s Copa America tournament after Canada beat Trinidad & Tobago 2-0 in a Saturday play-off. Following defeat to Jamaica in the last round of the CONCACAF Nations League, Alistair Johnston’s side were made to work for their spot at the summer extravaganza – this year hosted by the United States. They were siphoned into a one-off play-off on neutral ground in Texas for the chance to become Copa America qualifiers. Johnston played all 90 minutes of the encounter against Trinidad & Tobago, featuring as a right-sided centre-back in a back three alo…