DENVER—A woman was found dead and three other people were missing after rain triggered flooding and mudslides in an area of northern Colorado burned by a large wildfire last year, authorities said Wednesday. The woman’s body was found near the small community of Rustic, about 100 miles northwest of Denver, after a mudslide sent a large amount of debris into a scenic, winding canyon Tuesday evening, the Larimer County Sheriff’s Office said. At least five houses were destroyed, and a private bridge was damaged in the flooding, sheriff’s Capt. Joe Shellhammer told the Coloradoan newspaper in Fort Collins. “Homes that were there are no longer there,” said David Moore, Public Information Officer for the Larimer County Sheriff’s Office. Crews recovered the woman’s body from the Cache la Poudre River that runs through Poudre Canyon west of Fort Collins, while crews on foot searched for two missing men and another woman …