Family and friends describe Stacy Peterson as a doting mother to her two young children and her older stepsons.
Illinois State Police are asking anyone who might have seen this car in Bolingbrook, Shorewood or Plainfield, Illinois on October 28 or 29, 2007 to come forward.
Stacy's family says she would never leave her children behind and they fear the worst.
Aside from extensive searches, family and friends have also been busy distributing posters of missing mom Stacy Peterson throughout the Bolingbrook and surrounding communities. (Photo courtesy of myfoxchicago.com)
This dark blue 2005 GMC Yukon Denali belongs to Drew Peterson.
Courtesy of MyFoxChicago.com
The week of Stacy's disappearance, police executed a warrant searching the Petersons home in Bolingbrook, Illinois.
They also searched both Drew and Stacy Peterson's cars trying to find clues.
(Photo courtesy of myfoxchicago.com)
Police are hoping someone might have seen Stacy Peterson's car in Bolingbrook, Shorewood or Plainfield, Illinois two days before Halloween.
Stacy was last seen on October 28, 2007.
Stacy Peterson was just 17 years old when she started dating Police Sergeant Drew Peterson.
Stacy's car is a purple 2002 Pontiac Grand Prix.
Stacy is the mother of two young children, 2-year-old daughter Lacy and 4-year-old son Anthony.
She also adopted Drew Peterson's two sons from his marriage to Kathleen Savio.
Family and friends say she is a doting mother to her four children.
Stacy Peterson has been missing since Sunday, October 28, 2007.
Family members last spoke to her around 10 am.
She was scheduled to help her sister paint a house that day, but never showed.
Kathleen Savio was the third wife of Sgt. Drew Peterson.
She died in the bathtub of her home.
Her death was ruled accidental, but is being reviewed by Illinois State police following Stacy's disappearance.
After several years of marriage and two children, Kathleen and Drew Peterson were divorced.
As they settled the division of property and their custody issues, Kathleen died.
Kathleen Savio's family has passed along this photo of Drew Peterson with her two sons.
They were adopted by Stacy after she married Drew Peterson.