Tadaryl Shipp

Christa Pike experienced extreme pain during her botched execution in Tennessee because the drug administered to her by the state failed to knock her out and may have caused her to jerk around and foam at the mouth, according to a death penalty expert. Deborah Denno, a 30-year professor at Fordham…

Christa Pike's ex-boyfriend -- who helped her torture and kill a 19-year-old woman -- is still locked up ... but he's taking steps to change his scenery. Tadaryl Shipp is currently housed in Tennessee's Northwest Correctional Complex ... according to Department of Corrections records obtained by…