Convicted killer Jessie Hoffman Jr. was put to death by nitrogen gas Tuesday night (March 18) in Louisiana’s first state execution since 2010, state prison officials said.Gary Westcott, secretary of ...

Pure nitrogen gas was then pumped into the mask ... witnessed the execution and also acknowledged Hoffman's movements. Smith, who has a medical background, said he perceived the convulsions to be an ...

Pure nitrogen gas was then pumped into the mask ... Smith, who has a medical background, said he perceived the convulsions to be an “involuntary response to dying” and that Hoffman appeared ...

Pure nitrogen gas was then pumped into the mask ... Smith, who has a medical background, said he perceived the convulsions to be an “involuntary response to dying” and that Hoffman appeared ...

Smith, who has a medical background, said he perceived the convulsions to be an "involuntary response to dying" and that Hoffman appeared to be unconscious at the time. Nitrogen gas was first used ...