Wendell Grissom received a lethal injection at the Oklahoma State Penitentiary and was pronounced dead at 10:13 a.m.

One of two media witnesses, Gina Swanson with WDSU-TV ... saying that it could cause him "pain and terror" and that he showed ...

In Louisiana's gas execution method, a death row inmate would be forced to breathe the pure nitrogen through a gas mask ...

Sanders signed the law hours before Louisiana executed its first inmate with the nitrogen gas method. Arkansas is now the ...

Louisiana used nitrogen gas to put a man to death Tuesday evening for a killing decades ago, marking the first time the state ...

Death by nitrogen gas is currently permitted in four states ... in late January after surviving a lethal injection attempt two years previously. The process took 22 minutes as he continuously ...

Arkansas Gov. Sarah Huckabee Sanders has signed legislation allowing the state to carry out executions using nitrogen gas.

Two media witnesses to Tuesday’s execution ... movements associated with oxygen deprivation. Alabama first used nitrogen gas to put Kenneth Eugene Smith to death last year, marking the first ...

Two media witnesses to Tuesday's execution ... movements associated with oxygen deprivation. Alabama first used nitrogen gas to put Kenneth Eugene Smith to death last year, marking the first ...