LAHORE - Chief of the Army Staff (COAS) General Ashfaq Parvez Kayani left on Saturday for the United States on a week-long official visit. This is General Kayani's first visit to the US as the Army Chief. During his visit, General Kayani is scheduled to meet senior American military and other government officials. Earlier, Kayani was seen off at Lahore Airport by Lt-Gen Ijaz Ahmad Bakhshi, Corps Commander, and other senior military officials.