Why are Carney and NATO backing new U.S. attacks on Iran?

The NATO summit in Turkey wraps as U.S. President Donald Trump declares the ceasefire deal with Iran is over following an exchange of strikes between the nations. Power & Politics speaks with former U.S. permanent representative to NATO Ivo Daalder. Plus, a week after the CUSMA renewal deadline passed, we ask Canada-U.S. relations expert Laura Dawson what to expect for the next 10 years as the trade deal potentially faces rolling reviews.