Tennessee’s attempt to execute Christa Pike on Tuesday night ended in a stunning failure after two attempts. Pike, now 50, survived two doses of pentobarbital during a lethal injection at Riverbend Maximum Security Institution in Nashville. She would have been the first woman executed in Tennessee in more than 200 years . Pike was sentenced to death for the 1995 killing of fellow Job Corps student Colleen Slemmer in Knoxville — a case that drew national attention for its brutality. Pike has never denied her role, while supporters point to her age at the time, her mental illness, and allegations of severe sexual abuse. The execution proceeded only after a legal battle. A federal appeals court issued a stay, but the U.S. Supreme Court overturned it , clearing the way for the lethal injection. Pike had requested a firing squad, but that request was denied. Witnesses say the execution team struggled for nearly an hour to establish an IV line. One of Pike’s attorneys counted at lea...