Family waited til she had recovered enough to process grief
                                
                                
                                    (Newser) -
                                    Gabrielle Giffords has long known that she was injured in a shooting that claimed six lives, but family and friends waited until recently to tell the Arizona congresswoman the full story: That among the dead were 30-year-old aide Gabe Zimmerman, who she adored as if he were family, friend John...