![It's problematic': inventor of US lethal injection reveals death penalty doubts | Capital punishment | The Guardian It's problematic': inventor of US lethal injection reveals death penalty doubts | Capital punishment | The Guardian](https://i.guim.co.uk/img/media/ca7ebc6119d051b09cd01af7c235cb1fbb153262/93_0_3134_1880/500.jpg?quality=85&auto=format&fit=max&s=f3aebd820cb763587cddf9a8e5f728e0)
It's problematic': inventor of US lethal injection reveals death penalty doubts | Capital punishment | The Guardian
![It's problematic': inventor of US lethal injection reveals death penalty doubts | Capital punishment | The Guardian It's problematic': inventor of US lethal injection reveals death penalty doubts | Capital punishment | The Guardian](https://i.guim.co.uk/img/static/sys-images/Guardian/Pix/pictures/2015/4/29/1430322562771/fc20c2b5-b43c-45fa-bd01-5d6504640eeb-1360x2040.jpeg?width=700&quality=85&auto=format&fit=max&s=2ab9928dcf1e983f5501e6e1d7bc66d5)
It's problematic': inventor of US lethal injection reveals death penalty doubts | Capital punishment | The Guardian
![It's problematic': inventor of US lethal injection reveals death penalty doubts | Capital punishment | The Guardian It's problematic': inventor of US lethal injection reveals death penalty doubts | Capital punishment | The Guardian](https://i.guim.co.uk/img/static/sys-images/Guardian/Pix/pictures/2015/4/29/1430322453647/8cf74144-3b10-452b-8a91-27fa31ee0b65-2060x1236.jpeg?width=700&quality=85&auto=format&fit=max&s=466fbc205357481a3f27331ee6dd1b0f)
It's problematic': inventor of US lethal injection reveals death penalty doubts | Capital punishment | The Guardian
![It's problematic': inventor of US lethal injection reveals death penalty doubts | Capital punishment | The Guardian It's problematic': inventor of US lethal injection reveals death penalty doubts | Capital punishment | The Guardian](https://i.guim.co.uk/img/static/sys-images/Guardian/Pix/pictures/2014/10/13/1413221935479/22eece5c-06bb-4022-ae16-8caf814ce311-620x372.jpeg?width=445&quality=85&dpr=1&s=none)