Sarah Michelle Lunde of Ruskin, Fla., is seen in this undated photo released by the Hillsborough County Sheriff's office. Lunde, 13, disappeared after returning the night of April 9 from a trip with a church youth group.
Here is another photo of Sarah, provided by Cypress Creek Elementary School.
Members of the Hillsborough County Sheriff's Department Mounted Unit search for missing Sarah Lunde April 13, 2005, in Ruskin, Fla. More than 100 police and volunteers searched that day for the 13-year-old girl who disappeared over the weekend from her family's mobile home south of Tampa.
Volunteers gather to help look for Sarah April 13, 2005, in Ruskin, Fla.
Sheriff's deputies and volunteers take a break April 13, 2005, after searching an area about a mile south from where Sarah Lunde disappeared.
Mark Lunsford, the father of 9-year-old Jessica Lunsford, who was recently abducted and slain, helps look for missing Sarah Lunde. Lunsford said he felt that he needed to help after going through his own ordeal.
Deputies Chris Rule, front right, and Don Cagnina, left, search a holding pond April 14, 2005, on private property about a mile south of where Sarah Lunde was reported missing in Ruskin, Fla.
Hillsborough County Sheriff's deputy Jason Haynes searches for Sarah April 14, 2005.
Hillsborough County Sheriff's deputies Jason Haynes, left, and Dawn Riesinger, right, talk with Lana Lunde, center, an aunt of Sarah Lunde, while searching for the missing 13-year-old girl April 14, 2005, in Ruskin, Fla.
Dog handlers Debbie Walters, right, of Orlando, and Mary Peter, of Pasco County, Fla., front left, with dog Ruger walk up a boat ramp on the Little Manatee River after searching for Sarah April 14, 2005.
Michael Lunde wears a T-shirt with a message to his missing 13-year-old cousin during a search for the girl April 14, 2005, in Ruskin, Fla.
Kelly May Lunde, the mother of missing Sarah Lunde, talks to the media during a news conference about the missing 13-year-old girl April 14, 2005, in Ruskin, Fla. Lunde disappeared over the weekend from her family's mobile home south of Tampa. With Lunde are Mark Lunsford, from left, the father of Jessica Lunsford who was abducted and murdered in February; Hillsborough County Sheriff's Capt. Craig Latimer, and Hillsborough County Sheriff David Gee.
Kelly May Lunde, right, the mother of missing Sarah Lunde,listens to Mark Lunsford talk to the media during a news conference about the missing 13-year-old girl April 14, 2005, in Ruskin, Fla. Sarah Lunde disappeared over the weekend from her family's mobile home. Lunsford, whose daughter Jessica Lunsford was abducted and murdered in February, came to give support to the Lunde family.
Hillsborough County Sheriff David Gee, left, talks to the media about Sarah during a news conference April 14, 2005, in Ruskin, Fla. Listening at rear are Sarah's mother, Kelly May Lunde, and Hillsborough County Sheriff's Capt. Craig Latimer.
A Hillsborough County Sheriff's deputy pulls out of the way as mounted police officers and volunteers return from a search for Sarah in the late afternoon of April 14, 2005, in Ruskin, Fla.
David Lee Onstott, shown in this Hillsborough (Fla.) County Sheriff's photo, has confessed to choking Sarah to death, police say. He was charged with first-degree murder on Sunday, April 17, 2005.
David Lee Onstott, left, appears in Hillsborough County court, Thursday, April 14, 2005, in Florida. Onstott, 36, was arrested Tuesday night in nearby Apollo Beach, Fla., where authorities say he threatened another man with a screwdriver. Onstott, a registered sex offender confessed to killing 13-year-old Sarah Lunde, who disappeared a week ago, saying he got into an argument with her and he choked her to death in her home.
David Lee Onstott, left, stands near his attorney, Patrick B. Courtney in Hillsborough County court, Thursday, April 14, 2005.
Kelly May Lunde, left, mother of 13-year-old Sarah Lunde, talks with her brother, Larry May, after a service at the First Apostolic Church, Sunday, April 17, 2005 in Ruskin, Fla.
Debbie Gambell, left, and Melissa Driggers hug during a church service for 13-year-old Sarah Lunde at the First Apostolic Church Sunday, April 17, 2005 in Ruskin, Fla. Authorities believe Lunde's body was found Saturday at an abandoned fish farm, a week after she disappeared from her family home.