CHARGERS ANSWER WITH A 53-YARD SCORE TO TAKE THE LEAD!#BoltUp📺:#PITvsLACon NBC📱:https://t.co/JnzC2ZIHCvpic.twitter.com/AEhE558oSg Roger Federer joined calls for Shuai's safety to be confirmed as he praised the unity the tennis world has shown since the disappearance of the Chinese player. The 41-year-old said: "Although the last seven to 10 days have gone extremely quickly, it's been a really happy time for me because the opportunity to be back in the Premier League and the opportunity to be close to my family were the two main reasons why this was the right move for me. An email said to be from Peng was released on Wednesday by CGTN - the international arm of government-controlled state broadcaster CCTV - but doubts have also been raised over its authenticity.