Guest: Edward Keenan, Toronto Star's Washington Bureau Chief

More than 18 months it closed due to the pandemic, the world's largest undefended border will reopen in November. The closure has resulted in long delays and frustration, and fraught with clear-as-mud guidance around the air travel and policies around mixed doses and vaccination. As Canadians get ready to cross the land border once again, we sort through the many questions that still remain on how the reopening will work amidst the politics of the pandemic.