Major corporations, video game industry, make billions marketing and selling violent content to children. There goes your massacres. Bad good business. Billions.

Some U.S. media have reported that the 20-year-old child massacre gunman played popular videogame "Call of Duty" - in which players conduct simulated warfare missions

and who needs military assault weapons? corporations - to make billions

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Entertainment Software Association, which represents the $78 billion U.S. videogame industry, on Wednesday offered its "heartfelt prayers and condolences" to the Newtown families.

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NEW 'CALL OF DUTY,' 'HALO' GAMES RAKE IN BILLIONS

Activision Blizzard's latest title in its "Call of Duty" franchise - "Call of Duty: Black Ops II" - hit $1 billion in sales two weeks after its launch last month.

Other popular videogames include Microsoft's "Halo 4," in which players kill evil aliens.

Videogames under fire, Hollywood lays low after school shooting | Reuters