John Lentini, owner of Scientific Fire Analysis in Florida, who has investigated large fires in California, including the Oakland Hills Fire in 1991, said the size and scope of the blaze do not change the approach to finding out what caused it.
Lightning is the most common source of fires in the US, according to the National Fire Protection Association, but investigators have been quick to dispel any suggestion it caused the LA fires.
Investigators consider array of possibilities Investigators are considering an array of possible ignition sources for the huge fires that ripped through the Los Angeles area.
Preliminary estimates by AccuWeather put the damage and economic losses at between $135 billion (£111 billion) and $150 billion (£123 billion).
“People will focus on where the fire started, determine the origin and look around the origin and determine the cause.”.