>> she had been in love with him for six years. >> it was getting rough with marcus. >> he joined the army. he was a ranger. >> he went to iraq and afghanistan. >> when was the last time you actually saw her? >> she woke me by knocking on his windows. >> i said what the hell have you done with my sister? >> she was irrational. she told me she would commit suicide. >> we haven't eliminated any one. >> i think somebody she knew. >> this was the worst thing that we have ever been through in our entire lives. >> in the town it will never be the same. >> this is an incredible mystery. >> it's a mystery that still shocks the small southern town of georgia seemingly without a trace tara vanished leaving no clues but a long list of