A YOUNG US woman has gone missing in the Pakistani city of Karachi, the scene of a string of recent attacks targeting US citizens and interests. "A US citizen was reported missing in Karachi," said State Department deputy spokesman Philip Reeker today. "Our consulate in Karachi is working with local authorities on that matter to see if we can find out any more facts." The woman, who cannot be named due to US Privacy Act restrictions, went to the city alone on June 13 to visit someone, a US official said later on condition of anonymity. The official said it...