Smith was supposed to be executed in November 2022 by lethal injection, but corrections officers failed to insert an IV properly. The U.S. Supreme Court has authorized nitrogen hypoxia in his case.

Alabama corrections officials said the state halted the scheduled execution of Alan Miller after they determined they could not get the lethal injection underway before a midnight deadline.

Alan Eugene Miller is scheduled for execution in Alabama on Sep. 22. He has asked for nitrogen hypoxia instead of lethal injection due to a fear of needles, but claims officers lost his request.

A poor reader, Matthew Reeves is intellectually disabled and wasn't capable of making a decision on the method of execution without assistance, his lawyers argued.