Flynn said Smith was alone in the house she shared with Bradley Roberts when Minnick arrived on the night of May 31, after the retail robberies.
Man guilty in slaying of woman who threatened to expose him →
"Their role is to win the hearts and minds of the community, and that's what they did," said Marine Staff Sgt. Brendan Flynn, who also works as a Los Angeles police officer and will be deployed to help train Afghan police.
L.A. police teach Marines how to train Afghan police →