Host Piya Chattopadhyay speaks with aviation expert John Gradek about what the Air Canada pilot dispute illuminates about broader turbulence on our transportation landscape, The Globe and Mail's Marieke Walsh sets up the top concerns and challenges facing MPs as Parliament returns, musicologist Walter Frisch explores the enduring power of the classic song "Over the Rainbow", economists Armine Yalnizyan and Mikal Skuterud weigh the stakes of changes to Canada's immigration policy, and author Ben Yagoda charts the rise of Britishisms in North American English.

Discover more at https://cbc.ca/sunday