SOUTH PADRE ISLAND, Texas (AP) — A tip-off in a Texas resort town led to the arrest of a woman who investigators believe killed her husband in Minnesota then fled to Florida, where she fatally shot her doppelganger with the intention of assuming her identity, police said Friday. Two federal deputy marshals arrested Lois Riess, 56, about 8:30 p.m. Thursday at a restaurant's in South Padre Island, Texas, the U.S. Marshals Service said in a statement. South Padre Island is a beach resort community 27 miles (43 kilometers) from the crossing into Mexico.