Man charged with first-degree murder in wife's death

A Silver Spring man who called 911 to say he had killed his wife has been charged with first-degree murder for allegedly stabbing her to death while two of their young children were home.

Montgomery County police said 32-year-old Bernardo Paz Flores-Olvera called 911 from a pay phone at the Piney Branch Service Center, located at 8875 Piney Branch Road in Silver Spring, shortly before midnight Tuesday. He did not identify himself, but said he had killed his wife in their residence about two hours before calling, police said.