Firing squad executions are making a comeback in the US – video

Trump and Republican states are reviving this archaic death penalty method, and lawyers say for one man killed by gunfire, the process went very wrong. Guardian US reporter Sam Levin breaks down how we got here and speaks to advocates raising alarms

• Death by firing squad: archaic method on the rise in US as Idaho opens new execution chamber

• Revealed: Autopsy suggests South Carolina botched firing squad execution