TENNIS star Peng Shuai has been pictured at a juniors' tennis event in Beijing after going missing amid sexual assault allegations. The 35-year-old vanished after she made an allegation of sexual assault against former senior Chinese vice premier Zhang Gaoli. 2 The tennis star could be seen smiling as she interacted with the youngsters Credit: Reuters 2 The pictures signal Shuai's first public appearance since her disappearance on 3 November Credit: Reuters But she has now been pictured signing tennis balls at the opening ceremony of the Junior Tennis Challenger Finals in Beijing this weekend. The former doubles world no….