right eye forever and ebony was afraid she would never be her old self again. what was different? >> she didn't run and play and talk as much. she was kind of quiet. >> with still no idea why her sister and mother were shot, ebony and her grandparents remained fearful. >> you must have been worried, like who did this? and where are they? >> yeah. i was just thinking about the safety of the kids and me so i didn't go out much. >> back at the police station, detective arnold was trying to figure out his next move when his investigation caught a lucky break. a 75-year-old neat nick spotted some of erin's things in a rain-soaked ditch three miles from erin's house and phoned police, empty prescription pill bottles, credit cards, i.d. cards and personal papers and something else that did not belong. >> tell me about what this thing is. >> this is a cadillac manual. >> cadillac owner's manual.