Murder, She Wrote: You Bet Your LifeBy: Jessica Fletcher, Donald Bain Series: Murder, She Wrote A SETUP IN SIN CITY When her old friend Martha decided to get married in Las Vegas, Jessica Fletcher made the trip to watch her walk down the aisle. But what were the odds that shed be back two years laterto watch Martha stand accused of her husbands murder? Jessicas never been one to gamble, but shes willing to bet that Martha isnt guilty. Marthas husband was a high rolling Las Vegas local