Suspicious package shuts Passport Office in Liverpool
The Passport Office in Liverpool was closed after staff reported a suspicious package to police.
Merseyside Police said they were called to Old Hall Street at 17:10 BST and the road was shut.
The force said initial reports suggested the envelope contained white powder, but specialist officers found "no noxious substances present".
A member of staff suffering from "mild irritation" to the skin was treated by medics.