Chris Evert: Is Serena Williams burnt out?Tennis icon Chris Evert believes that Serena Williams is starting to burn out after such a long, decorated careerSI Staff|Share on FacebookShare on XAdd us as a preferred sourceTennis icon Chris Evert believes that Serena Williams is starting to burn out after such a long, decorated careerAdd us as a preferred source on GoogleFollowLoading recommendations... Please wait while we load personalized content recommendationsPublished Jan 9, 2017 | Modified Jan 9, 2017SI STAFFShare on FacebookShare on XHome/Tennis