Yet Mr Haddon delves beneath the surface, tapping the emotions and insecurities of each excellently drawn character.

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Indicating the game's pressurised atmosphere, three players were booked inside the first half-hour as emotions bubbled near the surface.

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After shock and numbness, the second stage is that powerful emotions rise to the surface, often after being buried for years or decades.

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However, do not forget the steps above when going on this journey: Firstly, when truly feeling your emotions, memories can surface which you suppressed for a reason.

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Emotions run close to the surface in the New Orleans Police Department these days, even for people like Captain Bernadette Kelly(ph), a 31-year veteran of the department.

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The emotions are more easily roused, closer to the surface, more malleable.

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