Bill Graveland Catherine Bechard, a CBSA regional Indigenous Affairs advisor, walks along a line-up of southern Alberta residents waiting to get shots of a COVID-19 vaccine from a Montana tribe in Carway, Alta., Tuesday, May 18, 2021. The Blackfeet Tribe, 150 kilometres south of Lethbridge, began offering shots of Pfizer-BioNTech and Moderna at the Carway border crossing a month ago. Image Credit: THE CANADIAN PRESS/Jeff McIntosh May 24, 2021 - 8:00 PM A feel-good story in which a Montana First Nation was holding COVID-19 vaccination clinics at the Canada-United States border in southwestern Alberta has come to an end. The Blackfeet Tribe, 150 kilometres south of Lethbridge, began offering shots of Pfizer-BioNTech and Moderna at the Carway border crossing a month ago. Initially it was being offered to members of the Blackfoot Confederacy, but it was later opened up to anyone who wanted it.