ONE person was rescued from the roof of a two-storey terraced house after an arson attack.

Four casualties were treated at the scene by paramedics after a fire broke out in Wilderspool Causeway shortly after 6.30am this morning, Monday.

Crews used a ladder to reach the roof to rescue one person trapped on top of the burning building.

Police are now investigating as the cause of the fire is being treated as 'suspicious'.

Warrington Guardian: Police are still at the scenePolice are still at the scene (Image: Newsquest)

Four firefighters wearing breathing apparatus used two hose reel jets to tackle the fire.

Warrington Guardian: One fire engine is still at the sceneOne fire engine is still at the scene (Image: Newsquest)

Casualties were cared for by a Cheshire Fire and Rescue Service trauma technician and paramedics at the scene.

Three people were taken to hospital as a precaution.

An investigation is now underway to find out the cause of the fire.

A spokesman for Cheshire Police said: "The cause of the fire is being treated as suspicious at this time and enquiries are ongoing."

Crime scene investigators remain at the scene.

Warrington Guardian: The front door of the house is charredThe front door of the house is charred (Image: Newsquest)

One fire engine is still at the property.

Warrington Guardian: The scene of the house fire is cordoned off The scene of the house fire is cordoned off (Image: Newsquest)

Crews from Warrington, Lymm and Stockton Heath dealt with the incident.