The frantic search for a missing 2-year-old girl lost in the Oregon wilderness had a happy ending after the toddler was found safe by a woman on horseback and her dog. Tammy Stevens, 59, of Beaverton, was out for a ride Thursday morning with her horse, Bo, and her dogs, Wilson and Maddie, miniature Australian Shepherds, when she joined the search for the missing girl, according to Sgt. Marcus Mendoza, a spokesman for the Clackamas County Sheriff’s Office. Little Iris Nix was walking with her grandmother on a trail in the Molalla River Recreation Area when she ran ahead and...