Tsunami warning issued for west coast of USA after huge earthquake hits

A tsunami warning has been issued for the west coasts of Canada and the United States following a massive earthquake.
The quake struck shortly after 9.30am UK time. Pic Google MapsThe quake struck shortly after 9.30am UK time. Pic Google Maps
The quake struck shortly after 9.30am UK time. Pic Google Maps

The 8.1 magnitude quake struck off the south east coast of Alaska at 9.32am UK time.