Roger Federer can be celebrated at Wimbledon. A pregnant Serena Williams declined an invite
                    
                    
                      
                    
                    
                    
                      
                      
                        
                        
                        
                      
                      WIMBLEDON, England — Roger Federer can be again on Centre Court at Wimbledon on Tuesday. No, to not compete: He’ll be feted for his record-setting profession on the grass-court Grand Slam match.
                      
                      
                      
                      
                      
                      
                      
                      
                      
                      
                      
                      
                    
                      
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