'I wish I could talk to him,' Cassie Laundrie told GMA,' saying she hasn't had correspondence
                                
                                
                                    (Newser) -
                                    Brian Laundrie is  now considered a person of interest  in the disappearance of 22-year-old Gabby Petito, who didn't come home with him after their cross-country trip this summer, but he's still not talking—to authorities, to Petito's family, or to the public. His parents, whom he shares...