A man has been arrested after a robbery took place at Tesco express in Ditherington, Shrewsbury.
The incident happened at around 5.40pm on Monday when a man entered the store on Ditherington Road and put washing products in his bag before walking towards the exit.
As the staff challenged the man, he threatened them with a knife.
Yesterday a man, aged 34, was arrested on suspicion of robbery.
This arrest forms a part of Operation Sceptre, which is the national anti-knife intensification week taking place until Sunday.