▁and ▁Robert son ▁for ▁hiding ▁his ▁knowledge ▁of ▁her ▁habit ▁and ▁their ▁affair . ▁ ▁Due ▁to ▁potential ▁conflicts ▁of ▁interest , ▁the ▁San ▁Diego ▁medical ▁exam iner ▁out s our ced ▁de ▁Vill ers ' ▁aut ops y ▁to ▁an ▁outside ▁lab ▁in ▁Los ▁Angeles . ▁The ▁tests ▁showed ▁de ▁Vill ers ▁had ▁seven ▁times ▁the ▁le th al ▁do se ▁of ▁f ent any l ▁in ▁his ▁system . ▁Under ▁question ing , ▁Ros sum ▁told ▁detect ives ▁that ▁her ▁husband ▁had ▁been ▁de pressed ▁before ▁he ▁died , ▁while ▁her ▁father ▁stated ▁that ▁he ▁seemed ▁to ▁be ▁deeply ▁dist ress ed ▁and ▁that ▁he ▁d rank ▁heavily ▁on ▁the ▁night ▁he ▁died . ▁As ▁the ▁investigation ▁continued , ▁police ▁learned ▁about ▁Ros sum ' s ▁re lapse , ▁and ▁about ▁a ▁phone ▁call ▁she ▁made ▁to ▁de ▁Vill ers ' ▁employ ers ▁telling ▁them ▁he ▁would ▁not ▁be ▁coming ▁in ▁to ▁work ▁the ▁day ▁of ▁his ▁murder . ▁ ▁Tri al ▁and ▁conv iction ▁On ▁June ▁ 2 5 , ▁ 2 0 0 1 , ▁seven ▁months ▁after ▁de ▁Vill ers ' ▁death , ▁Ros sum ▁was ▁arrested ▁and ▁charged ▁with ▁murder . ▁On ▁January ▁ 4 , ▁ 2 0 0 2 , ▁her ▁parents ▁posted ▁her ▁$ 1 . 2 5 ▁million ▁b ail . ▁ ▁At ▁trial , ▁the ▁pro sec ution ▁cont ended ▁that ▁Ros sum ▁murder ed ▁her ▁husband ▁to ▁keep ▁him ▁from ▁telling ▁her ▁b oss es ▁about ▁both ▁her ▁affair ▁and ▁her