S3/EP10 After another shooting occurred in the Phoenix area, police start to piece together clues from each crime scene to determine a suspect.

S3/EP10 After the Baseline Killer is arrested, police recieve a tip that may help solve an unsolved murder case.

S3/EP10 After another person is found dead in the Phoenix area, investigators use the bullet casing found at the crime scene to connect to the Baseline Killer.

S3/EP10 A police officer from Tolleson, a tiny town near Phoenix, contacted the city���s police department to reveal a similar shooting had occurred in his area. Could it be the same person?

S3/EP10 Police used a national database to determine the same gun used to murder Tina Washington was connected to other cases ��� cases involving a criminal known as the Baseline Rapist.

S3/EP10 As Phoenix was terrorized by two serial killers in the summer of 2006, a victim of the Serial Shooter managed to survive and give police important information about the killer.

S3/EP9 Desiree Wheatley's mother describes her daughter, who she said was so full of life, and the last time she saw Desiree before she was killed.

S3/EP9 After one body was found in the desert by El Paso, Texas, an intensive search went underway to see if there were more bodies. Here’s how they looked.

S3/EP9 In 1987, girls and young women started vanishing. Bodies were found in the El Paso desert. Several factors told authorities they had a serial killer on their hands.

S3/EP8 When authorities found the body of a young girl by a loading dock, they also found a homeless man nearby drinking beer. Was he a witness — or a suspect?

S3/EP8 After four women were found strangled to death in Houston, the serial killer behind the murders seemingly stopped. Police had potential theories why that was.

S3/EP8 A reporter recalls the anonymous call made to the Houston news station in 1995, where the caller told her details about where to find the body. “I knew I was talking to the killer,” she declares.

S3/EP7 On January 10, 1987, a witness called 911 to report a man disposing of a body in an alleyway. He was able to give authorities a description of the car and the license plate number — was this the break they needed?

S3/EP7 Starting in 1985, women were found dead in alleys in Los Angeles, typically covered in trash. Here’s why investigators thought the killer discarded bodies like that.

S3/EP7 A woman came forward to say she saw the killer shoot a victim and cover her up with a mattress. She had a name, too. Was she on the right track?

S3/EP8 A Houston killer taunts the media and authorities as he uses homemade ligatures to murder his victims.