New CCTV footage has been released of the two suspects in the Salisbury Nerve Agent attack.
The pictures from March 4th, show the pair, known as Alexander Petrov and Ruslan Boshirov, in the city after novichok had been placed at the home of Sergei Skripal.
Images showing the fake perfume bottle apparently used in the attack have also been released. Five people were poisoned in the aftermath, including Dawn Sturgess, who later died.
"Since we, alongside the CPS, announced details of the two suspects in September, our investigation has continued at pace.