Cops have a suspect in the shooting of orthodontist dad Daniel Malakov and released a sketch of his playground shooter. Malakov was killed by a gunman who shot him at point blank range with a pistol; the shooting left a handmade silencer fashioned from a bleach bottle wrapped in duct tape. The killing is believed to be related to a bitter custody dispute between Malakov and his ex-wife Mazoltuv Borukhova. Because the murder took place......