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Feb 5, 2017 at 10:04 comment added jrast Your assumtions is only true if the people are close to each other (max 2 meter distance). If 10 meters are between the individuals, a fall of one of the front persons will produce so much energy that it is impossible for the others to catch the fall.
Feb 1, 2017 at 19:45 history answered Joshua CC BY-SA 3.0