Is there a correct way to breathe when running?

Following on from last week's episode about side stitches; today's episode of Run with Coach Parry is all about breathing while running.

Is there a correct or incorrect way to breathe while running? How should we be breathing to maximise our performance in both training and racing? What is the best way to breathe and stay comfortable while running. Coach Parry answers all of these in today's episode.