Dead man's videoed cell phone confession leads Arizona police to the body of his girlfriend hidden in a WELL

Deputies from the Maricopa County Sheriff's Office found William 'Bill' Cahill, 45, dead inside his car in Rainbow Valley at around 1.45pm on October 21.

A hose was said to have connected from the car's tailpipe into the vehicle, filling it with carbon monoxide.  

Carolyn Dahlgren, 37, was found in a well located near Queen Creek Road and 155th Avenue

Carolyn Dahlgren, 37, was found in a well located near Queen Creek Road and 155th Avenue

Deputies from the Maricopa County Sheriff's Office learned from videos on William Cahill's phone that he had killed his girlfriend and ditched her body in a well

Multiple videos were on Cahill's phone where he admitted to shooting his girlfriend, 37-year-old Carolyn Dahlgren, twice. 

The man then claimed to have thrown 'Daisy's' body in a well in the desert, according to reports from AZ Family.