Mealey's (April 20, 2016, 10:23 AM EDT) -- PHILADELPHIA — In an April 18 order addressing several discovery and related motions in a defamation suit brought by one of Bill Cosby’s alleged sexual assault victims against a former district attorney (D.A.), a Pennsylvania federal judge denied in part Cosby’s attorney’s motion to quash a discovery subpoena seeking communications between the attorney and D.A. (Andrea Constand v. Bruce Castor, No. 2:15-cv-05799, E.D. Pa.)....