By Leah Pelletier, Local Journalism Initiative Reporter, Rocky Mountain Outlook BANFF – An original song created by Banff Elementary School (BES) students and dedicated to G7 Summit leaders has caught the eye of Prime Minister Mark Carney. Written and produced alongside Banff’s poet laureate, Heather Jean Jordan, A Single Seed brings together the voices of more than 300 students as they share their hopes and concerns for the future. Following the June 15 -17 summit held in Kananaskis Country, BES received an unexpected letter from the prime minister’s office. “ It was funny, the administrative assistant who received it kind of jokingly said to the principal and staff, ‘Oh, are you guys expecting anything from the prime minister’s office?’ …. and then they opened it up and [were] quite surprised,” said…