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1 ago 2013 ano - NFL announces more rule changes

Descrição:

The leagues bans helmet to helmet hits outside of the tackle box to try to reduce high impact hits to the head.

Adicionado na linha do tempo:

How football has gotten where they are with concussions

ByMatthew LaPorte

23 nov 2017

0

0

650

Data:

1 ago 2013 ano

Agora

~ 12 years ago

Imagens:

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