After prosecutors announced Monday that they intend to seek the death penalty for Craig Hicks, the 46-year-old who shot and killed three Muslim students in an apartment near UNC-Chapel Hill, new details of the shooter's obsessive nature emerge.

While police are still investigating the motive behind Craig Hicks' decision to shoot and kill three Muslim college students in an apartment complex in Chapel Hill, NC, authorities have said the crime may have been motivated by an ongoing feud over parking—but a hate crime hasn't been ruled out.