Police began a massive manhunt Thursday to track down the killer of a Yonkers pediatrician targeted by someone police say knew about large sums of cash kept in the doctor?s home.Dr. Leandro Lozado, 46, was found Wednesday in his Brendon Hill Road house. According to police, Lozado?s girlfriend went to check up on him after he failed to show up at his practice in the Bronx. Detectives say he was shot twice in the head and died in his bedroom. Police say the cash is missing.Yonkers police are scouring Lozado?s home for clues and have been canvassing the neighborhood in search of witnesses. Police say Lozado, who was in practice for more than 20 years, lived in the neighborhood for less than a year. Lozado was divorced and leaves behind two teenage children.

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