Awwal 22, 1432 H/Feb 25, 2011, SPA -- Swiss police say they are refocusing on the French island of Corsica in their search for 6-year-old Swiss twins missing since Jan. 30, AP reported. The police also said Friday the girls were last seen with their father at a beach near Morges, Switzerland. They said there is no link between the girls' disappearance and a Swiss woman named Katia Iritano who disappeared on Jan. 25. Some had speculated she might have known the girls' father. -- SPA