Like HowStuffWorks on Facebook!

Forensic Factor: A Vicious Crime

What was it about Sonja Larson, an 18-year-old future nursery school teacher, that drove her attacker to commit such a violent and heinous murder?


Most Watched in Forensic Science

Most Watched in Forensic Science
2:07

True Crime with Aphrodite Jones: About True Crime

Most Watched in Forensic Science
2:20

King Tut Unwrapped: Pharaoh Forensics

Most Watched in Forensic Science
1:00

True Crime with Aphrodite Jones: The Hawks

Most Watched in Forensic Science
8:05

Dr. G: Medical Examiner: How Not to Die I

Most Watched in Forensic Science
1:12

True Crime with Aphrodite Jones: The Zodiac

Most Watched in Forensic Science
7:49

Dr. G:Medical Examiner: How Not to Die III

Most Watched in Forensic Science
2:16

King Tut Unwrapped: Collecting Royal DNA

Most Watched in Forensic Science
1:00

Dallas DNA: Meet Ware

Most Watched in Forensic Science
0:59

True Crime with Aphrodite Jones: Laci Peterson

Most Watched in Forensic Science
7:44

Dr. G: Medical Examiner: How Not to Die II

Most Watched in Forensic Science
2:23

King Tut Unwrapped: Search For Tut's Mother

Most Watched in Forensic Science
1:13

True Crime with Aphrodite Jones: Diabolical Dogs


Recent Videos in Forensic Science

Recent Videos in Forensic Science
2:18

Forensic Factor: Total Blood Drainage

Recent Videos in Forensic Science
1:48

Forensic Factor: Identifying A Victim

Recent Videos in Forensic Science
1:51

Forensic Factor: Skills Of A Surgeon

Recent Videos in Forensic Science
1:35

Forensic Factor: A Vicious Crime

Recent Videos in Forensic Science
1:35

Forensic Factor: Profiling A Killer

Recent Videos in Forensic Science
1:35

Forensic Factor: The Gainesville Ripper

Recent Videos in Forensic Science
1:48

Forensic Factor: Call from a Killer

Recent Videos in Forensic Science
1:38

Forensic Factor: Mystery Bomber

Recent Videos in Forensic Science
2:01

Forensic Factor: Targeting the Top

Recent Videos in Forensic Science
2:02

True Crime with Aphrodite Jones: Meet Aphrodite

Recent Videos in Forensic Science
2:07

True Crime with Aphrodite Jones: About True Crime

Recent Videos in Forensic Science
1:07

True Crime with Aphrodite Jones: Being a Crime Writer