Amber Heard's sister testifies that she was involved in a physical fight between actress Johnny Depp

Whitney Heard said she personally witnessed Depp hitting Heard

Depp has testified he never struck Heard.

Whitney Heard testified the fight occured a month after Depp and Heard's wedding

Whitney Heard said that the drunken Depp blamed Herd for forcing himself into an extramarital affair

Whitney said she once only witnessed a physical assault

Whitney said she worked to keep the couple together even after she watched her sister be physically assaulted

Amber Heard said she suffered a lot of physical assault from Depp, so don't want to suffer any more

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