ms. gabba she was walking to the bus stop when she was shot and killed and fell to the pavement here. she was the ex-wife of cowher's husband. he was tired of paying her alimony. ramender cowher was convicted of the murder once already. but she got a new trial after she complained that her first lawyer didn't do a good job. so she got a new lawyer and a new trial and got convicted again. >> if this case proves anything, it proves if you're willing to kill, you're willing to lie. she is guilty of both. this matter never should have been tried a second time. >> reporter: the prosecutors have video of ramender cowher and her husband buying the murder weapon at a gun store in tennessee. they say she took shooting lessons before the murder. they say she kept the gun after the murder, planning to return this murderous cups, they say, stayed at a nearby red roof inn and stalked ms. gabba before they moved in for the kill. remender cowher is 66 years old. she'll be eligible for parole in 15 years when