NEW YORK -- It was hard to miss Maria Fuertes in her neighborhood. She was 92 years old and could be seen at all hours of day, shoulders hunched, slowly pushing her black cart filled with bottles and cans through the streets of South Richmond Hill, Queens.On Monday evening, while taking what neighbors described as one of her regular strolls, Fuertes was attacked just steps from her home by a 21-year-old man who approached her from behind and knocked her to the ground, police said.Fuertes was found lying in the street and later pronounced dead. Investigators are now seeking to determine whether she was sexually assaulted, police said at a news conference Friday.The suspect, Reeaz Khan, also a resident of South Richmond Hill, fled the scene and was later arrested and charged with murder and sex abuse.The fatal attack has jolted the area and left residents mourning a beloved character. Across the street from her house, neighbors set out a memorial with burning candles, two small white cro...