Today's letters: Canadian link with Dunkirk film

There’s a Canadian link to Dunkirk. Meanwhile, thanks for singing, bus driver Yves, and the light plan for Ottawa must be done smartly. 
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Dunkirk has strong Canadian angle
In the film Dunkirk, Kenneth Branagh plays Cmdr. Bolton, Royal Navy, the Pier Master at Dunkirk. With stoic courage and taut discipline he controls the loading of ships at the port’s lone jetty — the only place they could come alongside —