 CBS News Brief, I'm Jennifer Kuiper. Arizona News Radio. Flagstaff police say a missing woman, 45-year-old Kelly Padukowski, may be the victim of homicide. They've arrested her husband, Daniel, determined the two were together at some point the day Kelly was reported missing, and her phone returned to their home. It'll be up to the medical examiner to determine what killed a Texas man hiking the Grand Canyon, but indications are heat was a contributing factor. The park's Joelle Baird says on that Saturday, the high shade temperature at Phantom Ranch was 110. Down near the river.