She was stunning. Modellike. She had that personality, that happiness from within. Men found anna, irresistible. I see her, my angel of light. I called her my muse. They wrote her poetry, gave her gifts. How much money did he give anna . 46,000. He some kind of sugar daddy . Thats what it appears to be. She was found dead in her house. Shes lying on the ground blood coming out of her mouth. Who would do this to her . With so many Men In Her Life, so many potential suspects. He knew an awful lot about her routines and who she dated. He is trying to get into her Bank Accounts her emails. Hes a direct beneficiary of a large sum of cash, thats someone were gonna look at. Could this strange clue, reveal a killer . There was a locked drawer inside the drawer was a letter in russian. That letter gave you a window into what was really happening . Right. We were confident he was gonna be our guy. Reporter of all the places a beautiful, bright, young russian might end up frisco, texas might not
reporter: one a.m. in a little room downtown. already a long day for mankin, whose back is to the camera, and tschudy, at the table, facing bob. we re tryin to figure out what happened. and, uh, maybe when s the last time you saw her, spoke with her? what do you mean, what happened? i mean, i don t we have we have good reason to believe that anna was murdered. oh, my god. yeah. no. god. how how would something like that happen? how would that happen? do you know of anybody who would want to harm anna? no. i mean, why would somebody want to harm anna? reporter: the detectives needed to nail down bob s timeline for the evening anna was murdered: tuesday, january 13th. i wasn t really doing anything yesterday. you know, watching tv more than anything else. reporter: bob s alma mater, ohio state, had won the national championship monday night, and
tuesday, january 13th. i was not really doing anything yesterday. watching tv more than anything else. bob s alma mater ohio state had won the national championship monday night and he said he spent the next day reveling in postgame celebrations and commentary on tv. and he said, one of the three men he shared his house with, could vouch for him had. who was at home yesterday when ever you were at home? um, well, i was there, ken. bob said it was so cold he did not go outside until 7:00 p.m., when he drove to twin peaks, a nearby restaurant. police would confirm it on security video. spotting bob wearing his re ohio state jacket. what seemed to matter the most to bob was his son. who needed him now more than ever. i should go see igor, and really see him and talk to him and see how he is.
was murdered: tuesday, january 13th. i wasn t really doing anything yesterday. you know, watching tv more than anything else. reporter: bob s alma mater, ohio state, had won the national championship monday night, and he said he spent the next day reveling in post-game celebrations and commentary on tv. and, he said, one of the three men he shared his house with could vouch for him. who was at home yesterday whenever you were at home? um, well, the guy who was there right there ken. ken. reporter: bob said it was cold so he never ventured outside until around 7 pm when he drove to twin peaks, a nearby restaurant. police would confirm that on security video, spotting bob wearing his red ohio state jacket. what seemed to matter the most to bob was his son, who needed him now more than ever. i should go see igor. you know, i should really go see him and talk to him and see how he is.
announcer: from abc news, this is world news now. hey there, everybody. how are you doing? watch the game? what a night. it was a night, big night, historic night. historic night. 12 gauge becomes 100 gauge. i swear. little obsessed with 12 gauge, cardale jones, the quarterback for the ohio state. the winning ohio state. congratulations to them. big night. it was the first time we seen such a game them first ever college football championship game. and the newly crowned national champions those guys in the scarlet and gray, ohio state and there s your boy. there he is. they proved too strong for the oregon ducks. abc s ted roland has the latest from arlington, texas. good morning, ted. reporter: reena and t.j. there s no dispute, no arguing