Four residents of Barclays Friends Senior Living Community in West Chester, Pennsylvania, a suburb of Philadelphia, are still unaccounted for after a massive fire that occurred last Thursday, The missing residents of are a husband and wife, ages 89 and 92, an 85-year-old woman and a 93-year-old woman. Their identities have not yet been released. Crews continue to search the rubble for signs of the missing residents and what may have caused the fire.