A 29-year-old Richmond woman who was shot early Sunday in downtown Oakland has been identified as Mackayla “Kash” Paige, police said. Paige was shot shortly after 1:30 a.m. in the 200 block of 14th Street. Responding officers provided medical aid before she was taken to a hospital, where she later died. Police arrested a Richmond woman in connection with the shooting. Investigators believe the woman opened fire after an argument with other people on the sidewalk, police said. The circumstances surrounding the shooting remain under investigation by homicide detectives. Police had not released additional information, including the arrested woman’s identity or any charges, as of Monday.