The Coleman triple murder
The bodies of Sheri, Garett and Gavin Coleman, were found on May 5,
2009, strangled in their beds inside their home in Columbia, Ill.
"48 Hours": The Writing on the Wall
The Colemans
The Columbia, Ill., community was horrified that this family had been destroyed overnight.
"48 Hours": The Writing on the Wall
Not a typical victim
Sheri, left, seen here in her Air Force uniform with her brother, Mario, was not your typical victim; She was military trained.
"48 Hours": The Writing on the Wall
Chris Coleman
Chris Coleman had served a Marine.
"48 Hours": The Writing on the Wall
Chris Coleman
The couple met while they were training to be K9 officers at San Antonio's Lackland Air Force Base.
"48 Hours": The Writing on the Wall
Chris and Sheri
Chris and Sheri dated for about three months before they married.
"48 Hours": The Writing on the Wall
The Colemans
Two sons, Garett and Gavin, soon followed.
"48 Hours": The Writing on the Wall
Sheri Coleman
Sheri, 31, was a stay-at-home mom.
"48 Hours": The Writing on the Wall
Working security
Chris used his military and security training to get a job with renowned televangelist Joyce Meyer.
Video: Joyce Meyer deposition excerpts
"48 Hours": The Writing on the Wall
Chris and Sheri Coleman
The couple was married for 12 years.
"48 Hours": The Writing on the Wall
Garett and Gavin
Garett, 11, and Gavin, 9, were popular and well-liked.
"48 Hours": The Writing on the Wall
"Typical boys"
Garett and Gavin were described as typical boys who loved to have fun.
Video: Remembering Garett and Gavin
"48 Hours": The Writing on the Wall
Garett Coleman
Both boys liked to play sports. Garett loved to play football.
Video: Remembering Garett and Gavin
"48 Hours": The Writing on the Wall
Gavin Coleman
Gavin was an avid baseball fan.
Video: Remembering Garett and Gavin
"48 Hours": The Writing on the Wall
The Colemans
The Colemans were described as the quintessential American family.
"48 Hours": The Writing on the Wall
"Ken and Barbie"
A friend called Sheri and Chris "Ken and Barbie" because their life was so seemingly perfect.
"48 Hours": The Writing on the Wall
Coleman arrested
So how could this model husband and father be arrested for the murders of his wife and sons?
Video: Chris Coleman police interview
"48 Hours": The Writing on the Wall
The Other Woman
Cops say Chris Coleman's motive was due to this woman, Tara Lintz, who was a high school friend of Sheri's from Florida.
"48 Hours": The Writing on the Wall
Coleman's affair
Chris admitted to having started a relationship with Tara in November 2008, six months before the murders.
"48 Hours": The Writing on the Wall
Tara and her boys
Were three lives really ended because of Chris Coleman's obsession over a woman?
"48 Hours": The Writing on the Wall