Philadelphia: Authorities say a street shooting in the US city of Philadelphia has left a pregnant woman and her father critically injured on the day she was married. The shooting occurred shortly before 10:30 pm on Sunday. Authorities say the shooters fired at least 18 shots from two separate semi-automatic weapons before they fled the scene on foot. Authorities say a 23-year-old woman, who is about five months pregnant with twins, was shot in the leg and hip. Her 74-year-old father was shot twice in the back. The two were driven to a hospital in a private car and remained there in critical condition.