Louisiana has adopted nitrogen hypoxia as a new execution method, following Alabama’s lead. Gov. Landry says it’s time for capital punishment cases to move forward after years of appeals.

That difficulty was part of the reason Louisiana lawmakers legalized the use of nitrogen gas and the electric chair as methods for carrying out death sentences last year. At the time, a group of Jewish citizens appealed to lawmakers to reject the use of gassing, saying it evoked the gas chambers used during the Holocaust.

Gov. Jeff Landry announced Monday that the state had developed a protocol for executing people with nitrogen gas, allowing it to resume executions after 15 years. At least three district attorneys have since sought death warrants.

Louisiana Governor Jeff Landry says the state is ready to execute death row inmates again. Landry says the Department of Corrections has finalized an updated execution protocol, including procedures for nitrogen