Si Pih Ko captured the world’s attention when she sang in Cree to the tune of Canada’s national anthem after Monday’s papal apology, then spoke directly to the Pope. Now, she is explaining what she said, and why. #PopeFrancis #OCanada #Cree Watch The National live on YouTube Sunday-Friday at 9 p.m. ET Subscribe to The National: https://www.youtube.com/user/CBCTheNa…