bu you guys we n ia physical alrcation? >> no. we nev had physil altercation. >> reporter: budid they push him? d thechallenge him? yes, ty did. >> where did you dum her a thisoman you love smuch sheeft i n't --what youean dump her i don'-- >> so you dped her. >> i don't got nothing to do wit -- >> -- happened that ght. no. >> you h nothi to do with what happed to her after she left? >>o. >> reporter: buttry they might, bl cumber did not crack. so ey sent him he. t kept an eye on him. what mde you thi that he was e guy ho would ha killed her? me, they were going out togethe >> we kne that they had an gumenday at least one. >> porter: was therany other evidence at pointed toward himbesideshat? >> not uil he vated his apartment. >> reporterwithout sabinto pathe rent, bill was ected. and the detectives got per misson tget in there tout de suite. >> the fst time i entered the apartment, it was a heavyheavy scent on bleach. >> reporter: wait a mute, how long afr? >> rporter: and yet the smell of bleach was still strong at that point? >>