1. Walt fights with Skylar and loses his family forever
Intense and heavy situations had been simmering for most of the series between Walt and Skyler but had never turned physical- till now. During the tussle, Walt is again the aggressor. Walt Jr. , who had literally just learned everything for the first time, can evidently see that his dad is a clear and present threat. So, he jumps to help her mom and calls police.

(source worldofoddballs)

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