 Arizona News Radio, a 58-year-old man has agreed to plead guilty to murdering his wife in Flagstaff. The Coconino County Attorney's Office says Daniel Patachowski has admitted that he killed 45-year-old Kelly Patachowski, who's been missing since last Saturday. Michael Tunick announced the plea agreement. This agreement requires the defendant to serve a 16-year term in the Arizona Department of Corrections, which is the presumptive sentence for second-degree murder under Arizona law.