Officer killed after shooting in the Bronx; suspect dead

A New York police officer who was shot in an "unprovoked attack" while in a marked police command vehicle early Wednesday has died, authorities say.The New York Police Department tweeted that the officer, a 12-year veteran of the force, was in the vehicle with her partner in the New York City borough of the Bronx. She was a 48-year-old mother of three.Command vehicles are stationary and resemble trailers, police explained.Police sources told CBS New York the suspect is seen on camera walking out