The execution of a former US army psychiatrist by firing squad is to be livestreamed after Pete Hegseth said it would be a public event. Nidal Hasan was sentenced to death after killing 13 people at a military base in Texas in 2009. There has been widespread condemnation of the decision, including from the UN which said it would ‘amount to torture’. Lucy Hough speaks to US academic and capital punishment specialist Austin Sarat, the author of Life After Death: Surviving Execution

Christa Pike, a death row inmate who survived the state of Tennessee’s attempt to execute her last week, is conscious and speaking. The 50-year-old is recovering in hospital after surviving two lethal injections in a case that has shocked many in the US and prompted a debate about the death penalty. She was due to be the first woman executed in Tennessee in more than 200 years. Michael Safi speaks to the chief reporter for Guardian US, Ed Pilkington – watch on YouTube

Quarantine measures have been in place in several hospitals in eastern Russia since a 28-year-old laboratory worker, Darya Shipilova, died after falling ill at work following a reported accident at a plague research centre in Siberia. Russia’s health watchdog has said she died of ‘pneumonia of unknown aetiology’, but there is speculation about a possible plague infection. Lucy Hough speaks to Science Weekly co-host Madeleine Finlay