The Deadline Team (Press Association) Johnny Depp’s lawyers have been provided with a video from “an anonymous source” which they say shows Amber Heard “attacked” her sister, the High Court has heard.On Friday morning, the Pirates Of The Caribbean star’s barrister David Sherborne said they had received a video from a “confidential source” on Thursday night, after Whitney Henriquez gave evidence earlier in the day that her sister had never attacked her.The claim was made at the outset of the 14th