Update: Grease Fire Cause of Trenton Fire 

Fire officials say a grease fire is the cause of a house fire in Trenton that caused traffic on Route 3 to be reduced to one lane for several hours Thursday evening.Officials say the call came in around 4 p.m. of a report of a grease fire.The fire was at the head of the island, near the Trenton Bridge Lobster Pound.Five departments from surrounding towns were called in to assist.