Los Angeles police investigators obtained a method to open the locked iPhone belonging to the slain wife of "The Shield" actor Michael Jace, according to court papers reviewed by The Times. LAPD detectives found an alternative way to bypass the security features on the white iPhone 5S belonging to April Jace, whom the actor is accused of killing at their South L.A. home in 2014, according to a search warrant filed in Los Angeles County Superior Court. The bypass occurred earlier this year, during the same period that the FBI was demanding that Apple unlock the iPhone 5C of San...