Former heavy weight world champion Mike Tyson (R) and actor Donnie Yen attend a press conference of the film "Ip Man 3" in Shanghai, east China, May 6,2015. Mike Tyson is expected to play a role in the film.(Photo: Xinhua/Ding Ting)
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Former heavy weight world champion Mike Tyson (R) and actor Donnie Yen attend a press conference of the film "Ip Man 3" in Shanghai, east China, May 6,2015. Mike Tyson is expected to play a role in the film.(Photo: Xinhua/Ding Ting)
