Keighley Ann Alyea Murdered

Keighley Ann Alyea was stabbed 30 times, beaten and choked before being left in the car trunk on Sept. 30, 2009. Her body was found about a week later in rural Cass County, Mo., farm field.

Police had been concerned that she was in danger after she intervened on Sept. 28, 2009 in a violent argument between her ex-boyfriend, Justin Hilt, and his sister. Police say the 18-year-old had been missing for nearly a week before being found dead in a rural Cass County, Mo. farm field.

Justin Hilt, an 18-year-old eastern Kansas man, was sentenced to almost 69 years in jail for Keighley Ann Alyea's death on June 13, 2010.

Keighley Ann Alyea was stabbed 30 times, beaten and choked before being left in the car trunk on Sept. 30, 2009. Her body was found about a week later in rural Cass County, Mo., farm field.

Police had been concerned that she was in danger after she intervened on Sept. 28, 2009 in a violent argument between her ex-boyfriend, Justin Hilt, and his sister. Police say the 18-year-old had been missing for nearly a week before being found dead in a rural Cass County, Mo. farm field.

Justin Hilt, an 18-year-old eastern Kansas man, was sentenced to almost 69 years in jail for Keighley Ann Alyea's death on June 13, 2010.

Keighley Ann Alyea was stabbed 30 times, beaten and choked before being left in the car trunk on Sept. 30, 2009. Her body was found about a week later in rural Cass County, Mo., farm field.

Police had been concerned that she was in danger after she intervened on Sept. 28, 2009 in a violent argument between her ex-boyfriend, Justin Hilt, and his sister. Police say the 18-year-old had been missing for nearly a week before being found dead in a rural Cass County, Mo. farm field.

Justin Hilt, an 18-year-old eastern Kansas man, was sentenced to almost 69 years in jail for Keighley Ann Alyea's death on June 13, 2010.

Keighley Ann Alyea was stabbed 30 times, beaten and choked before being left in the car trunk on Sept. 30, 2009. Her body was found about a week later in rural Cass County, Mo., farm field.

Police had been concerned that she was in danger after she intervened on Sept. 28, 2009 in a violent argument between her ex-boyfriend, Justin Hilt, and his sister. Police say the 18-year-old had been missing for nearly a week before being found dead in a rural Cass County, Mo. farm field.

Justin Hilt, an 18-year-old eastern Kansas man, was sentenced to almost 69 years in jail for Keighley Ann Alyea's death on June 13, 2010.

Keighley Ann Alyea was stabbed 30 times, beaten and choked before being left in the car trunk on Sept. 30, 2009. Her body was found about a week later in rural Cass County, Mo., farm field.

Police had been concerned that she was in danger after she intervened on Sept. 28, 2009 in a violent argument between her ex-boyfriend, Justin Hilt, and his sister. Police say the 18-year-old had been missing for nearly a week before being found dead in a rural Cass County, Mo. farm field.

Justin Hilt, an 18-year-old eastern Kansas man, was sentenced to almost 69 years in jail for Keighley Ann Alyea's death on June 13, 2010.

Keighley Ann Alyea was stabbed 30 times, beaten and choked before being left in the car trunk on Sept. 30, 2009. Her body was found about a week later in rural Cass County, Mo., farm field.

Police had been concerned that she was in danger after she intervened on Sept. 28, 2009 in a violent argument between her ex-boyfriend, Justin Hilt, and his sister. Police say the 18-year-old had been missing for nearly a week before being found dead in a rural Cass County, Mo. farm field.

Justin Hilt, an 18-year-old eastern Kansas man, was sentenced to almost 69 years in jail for Keighley Ann Alyea's death on June 13, 2010.

Keighley Ann Alyea was stabbed 30 times, beaten and choked before being left in the car trunk on Sept. 30, 2009. Her body was found about a week later in rural Cass County, Mo., farm field.

Police had been concerned that she was in danger after she intervened on Sept. 28, 2009 in a violent argument between her ex-boyfriend, Justin Hilt, and his sister. Police say the 18-year-old had been missing for nearly a week before being found dead in a rural Cass County, Mo. farm field.

Justin Hilt, an 18-year-old eastern Kansas man, was sentenced to almost 69 years in jail for Keighley Ann Alyea's death on June 13, 2010.

Keighley Ann Alyea was stabbed 30 times, beaten and choked before being left in the car trunk on Sept. 30, 2009. Her body was found about a week later in rural Cass County, Mo., farm field.

Police had been concerned that she was in danger after she intervened on Sept. 28, 2009 in a violent argument between her ex-boyfriend, Justin Hilt, and his sister. Police say the 18-year-old had been missing for nearly a week before being found dead in a rural Cass County, Mo. farm field.

Justin Hilt, an 18-year-old eastern Kansas man, was sentenced to almost 69 years in jail for Keighley Ann Alyea's death on June 13, 2010.

Keighley Ann Alyea was stabbed 30 times, beaten and choked before being left in the car trunk on Sept. 30, 2009. Her body was found about a week later in rural Cass County, Mo., farm field.

Police had been concerned that she was in danger after she intervened on Sept. 28, 2009 in a violent argument between her ex-boyfriend, Justin Hilt, and his sister. Police say the 18-year-old had been missing for nearly a week before being found dead in a rural Cass County, Mo. farm field.

Justin Hilt, an 18-year-old eastern Kansas man, was sentenced to almost 69 years in jail for Keighley Ann Alyea's death on June 13, 2010.

Keighley Ann Alyea was stabbed 30 times, beaten and choked before being left in the car trunk on Sept. 30, 2009. Her body was found about a week later in rural Cass County, Mo., farm field.

Police had been concerned that she was in danger after she intervened on Sept. 28, 2009 in a violent argument between her ex-boyfriend, Justin Hilt, and his sister. Police say the 18-year-old had been missing for nearly a week before being found dead in a rural Cass County, Mo. farm field.

Justin Hilt, an 18-year-old eastern Kansas man, was sentenced to almost 69 years in jail for Keighley Ann Alyea's death on June 13, 2010.

Keighley Ann Alyea was stabbed 30 times, beaten and choked before being left in the car trunk on Sept. 30, 2009. Her body was found about a week later in rural Cass County, Mo., farm field.

Police had been concerned that she was in danger after she intervened on Sept. 28, 2009 in a violent argument between her ex-boyfriend, Justin Hilt, and his sister. Police say the 18-year-old had been missing for nearly a week before being found dead in a rural Cass County, Mo. farm field.

Justin Hilt, an 18-year-old eastern Kansas man, was sentenced to almost 69 years in jail for Keighley Ann Alyea's death on June 13, 2010.

Keighley Ann Alyea was stabbed 30 times, beaten and choked before being left in the car trunk on Sept. 30, 2009. Her body was found about a week later in rural Cass County, Mo., farm field.

Police had been concerned that she was in danger after she intervened on Sept. 28, 2009 in a violent argument between her ex-boyfriend, Justin Hilt, and his sister. Police say the 18-year-old had been missing for nearly a week before being found dead in a rural Cass County, Mo. farm field.

Justin Hilt, an 18-year-old eastern Kansas man, was sentenced to almost 69 years in jail for Keighley Ann Alyea's death on June 13, 2010.

Keighley Ann Alyea was stabbed 30 times, beaten and choked before being left in the car trunk on Sept. 30, 2009. Her body was found about a week later in rural Cass County, Mo., farm field.

Police had been concerned that she was in danger after she intervened on Sept. 28, 2009 in a violent argument between her ex-boyfriend, Justin Hilt, and his sister. Police say the 18-year-old had been missing for nearly a week before being found dead in a rural Cass County, Mo. farm field.