James Cameron opens up about 'tension' surrounding new 'Avatar' film

James Cameron is opening up about the 3-hour runtime of the highly anticipated "Avatar 2: The Way of Water,

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"Avatar: The Way of the Water" is the sequel to 2009's "Avatar,

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Avatar: The Way of the Water" is the sequel to 2009's "Avatar

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still the highest grossing movie of all time at $2.9 billion.

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Cameron cited technical restraints and storytelling challenges as the reasons for the long lapse between the films

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But keeping the originally intended length of the second film was something he felt strongly about

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think there was a lot of tension around length

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Learn more story

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