Id. at 481. Absent an "atypical and significant hardship," a change in the conditions of confinement simply does not inflict a cognizable injury that merits Constitutional protection. Sandin, 515 U.S. at 483-484; see also, Reid v. Stover, 1996 WL 507502 (Tenn.Ct.App.). The petitioners' disciplinary convictions, punitive segregation sentences and subsequent placements in administrative segregation do not amount to "atypical and significant hardship[s] . . . in relation to the ordinary incidents of prison life."