Death Row

Christa Pike was supposed to be put to death on September 30

Pike's lawyers say she is now speaking in full sentences following the failed execution

The executioner is a 'private citizen' whose identity remains anonymous

A law professor says her case stands apart from thousands of failed executions in US history

His spiritual advisor claimed Howard was not fully aware of what is happening to him

He was given the same lethal drug that Pike survived

The first execution Bill Kimberlin witnessed took so long that the inmate had to get up to use the bathroom

The convicted killer has woken up despite being administered two doses of a lethal injection

His execution is scheduled for 6pm Central Time in Texas

Nidal Malik Hasan fatally shot 13 US soldiers in 2009 and injured dozens more

Defense attorney Matthew T. Mangino said Pike's botched execution is 'unprecedented'

Nidal Malik Hasan claimed he was acting in defence of the Taliban

The inmates only get two meals a day on weekends

As of October 4, death row inmate Christa Pike remained on a ventilator

The 50-year-old remains alive but unconscious after surviving two doses of the lethal injection

Christa Pike is the only person to ever survive two lethal injections

Pike reportedly sang a traditional Buddhist meditation

Her lawyers have said she's in 'critical condition'

Tennessee Governor Bill Lee has ordered an investigation to find out what happened during Christa Pike's unsuccessful execution

She's not the first to survive a lethal injection

Tennessee's governor has ordered a third-party review, and the year's last execution is off

One inmate's request resulted in a state completely scrapping the privilege

It's the second failed execution in Tennessee this year

The microphone in Christa Pike's chamber was eventually turned off after her execution went wrong