. >> for now, it is ann marie insana who faithfully places the calls, refusing to let her daughter's forgotten. >> how often do you talk to police? >> every couple weeks. and i am a pain, and i am a nuisance, but i am a mother. i don't know if it's going to happen in my lifetime or joe's, but i believe it will happen. >> high school graduation. >> theresa's friends, too, live for the day when an answer will come. and until then, they'll remain as loyal to her memory as she always was to them. >> we know that it's not in our hands at this point, it's in god's hands to bring this person to justice. but i will never give up, and i truly believe in my heart of hearts that this case will be solved. >> but for theresa's best friend, her father, no matter when those answers come, there will always remain a hole in his heart that can never be stitched up. >> god, she was my lifeline. i loved her so much. i love her now. i feel her essence and presence was so strong, she's still with us today. but i can't talk to her, i can't hold her, i can't kiss her. that's what saddens me the most. >> tha