Upper East Side shooting: Police arrest suspect after mother's murder | LiveNOW from FOX

The NYPD announced Friday that they have arrested Isaac Argro, 22, in the horrifying shooting of 20-year-old Azsia Johnson on Manhattan's Upper East Side earlier this week. Argro was arrested Friday evening and has been charged with murder and criminal possession of a weapon in connection to Johnson's shooting. Johnson was shot in the back of the head and killed as she pushed her 3-month-old baby in a stroller. Her mother had previously alleged that her daughter's ex-boyfriend was abusive and was stalking her after having the child. Johnson had been living in a domestic violence shelter on the Upper East Side when she was gunned down on Wednesday night. The baby was not injured in the shooting.