Counter terrorism police investigating a series of parcel bombs sent to London and Glasgow in March have linked the bombs to similar devices sent five years ago.
A suspicious package found at an Irish postal depot appears to be identical to a series of devices sent to the UK, police in Ireland have said.
A group calling itself the IRA has claimed it was behind the five suspicious packages sent to addresses on the British mainland.
Over the past three days there have been suspicious packages discovered across London, Glasgow, Edinburgh and Essex.
Explosives experts were called to the scene and disarmed the device, say police
Emergency services attended the scene at Kilborn Place in Saskatoon, as they believe an explosive device blew up
Police in Sweden have defused an explosive device, which was discovered at a refugee centre in Sweden where 140 people were living