The sister of Maricela Garcia, the California woman who disappeared while shopping at a Los Angeles area Goodwill Store, is desperately pleading with Los Angeles police to investigate the case that detectives labeled \u201cvoluntary missing.\u201d A smashed cell phone, a torn necklace and a tracking dog\u2019s reaction convinced her family that the 26-year-old woman was kidnapped. Nancy Grace discusses the LAPD\u2019s reluctance to work the case with Alan Duke, who walked Maricela\u2019s last path with her family.