do the argon task force doesn't get involved unless there is some question as to what caused the fire. then we come in. we have specialized -- we're a specialized unit. our investigators are trained in fire investigation. they're also peace officers. they work hand and hand with the police department as well, so if we discover after the investigation it is deliberately set fire, an arson fire, then the police department are already on hand and they start conducting their criminal investigation, so it is a joint effort in that regard, but all of the investigations start out the same. we don't know what we're going to find. we don't make a previous position as to what caused the fire and we follow a basic scientific method and analytical process step by step. we gather evidence as we go along. we look at the least damages areas to the most damaged areas, and we're collecting evidence as we go along as i stated whether it be samples that we might think are excel rant any type of damage to furniture or appliances or electric cal components that give information to how the fire started. we