Washington (AFP) – Three people were wounded on Friday after a gunman opened fire with an automatic weapon in an upscale neighborhood of the US capital, police said. The Connecticut Avenue-Van Ness neighborhood of Washington was on lockdown after the mid-afternoon shooting and residents were evacuated as police hunted for the gunman. Assistant police chief Stuart Emerman said three people had been taken to hospital — two adults who were in critical but stable condition and a girl with a minor gunshot wound. Emerman told reporters police did not have any suspects in custody and were conducting…