As federal investigators continue their probe into what caused the deadly Palisades Fire, some residents believe the blaze may have started nearly a week earlier. Investigators with the Bureau of Alcohol,

A CBS News analysis of satellite imagery and photos shared by local residents indicates the Palisades Fire in Los Angeles likely started close to where another blaze, the Lachman Fire, broke out on Jan.

The team investigates fewer than 20 cases a year. Here's a look at how they're handling the probe into the 37-square-mile Palisades Fire.

So far, the probe is focusing on potential human causes, which could include arson, fireworks, unauthorized camping or a rekindling of an earlier fire, law enforcement sources said.

Authorities are looking to see if the deadly Palisades Fire and a different fire that took place on New Year's Day were connected as both incidents broke out near the same area.

The Eaton fire, burning in Altadena, Pasadena and Sierra Madre, was 55% contained as of 6:30 a.m., according to Cal Fire. The Palisades fire, burning in Pacific Palisades, Malibu and Topanga and Mandeville Canyons, inched upward to 22% containment.

Fire investigators are looking at a hiking area called Skull Rock as the potential point of origin for the destructive Palisades fire, which erupted on Jan. 7.

The California Department of Forestry and Fire Protection (CalFire) says that more than 12,300 structures have been destroyed—though individual measures for Palisades and Eaton are less than this. Investigators are still working to measure the number of lost and damaged buildings.

Some residents believe the Palisades Fire could have been a re-ignition of a brush fire that occurred New Year's Day. Investigators with the Bureau of Alcohol, Tobacco, Firearms and Explosives are ...

Officials have not determined a cause for the Palisades Fire. The Bureau of Alcohol, Tobacco, Firearms and Explosives said Monday that it has deployed 15 investigators to work with local ...

Another set of human remains was found Tuesday within the Palisades burn area, increasing the death toll to 25 for both fires.

The Bureau of Alcohol, Tobacco, Firearms and Explosives was investigating the trails near Skull Rock in relation to the Palisades fire’s origin and asking anyone hiking there on Jan. 7 to ...