Nor did the department send a flier to the school district with Gray???s name, photograph and other details.But this was not a case of an offender slipping through the cracks or the department dropping the ball.The department was not permitted to publicize his return.The 65-year-old Gray had not been assigned a risk level, Amherst Detective Sgt. Michael N. Torrillo said.New York???s Sex Offender R