Chinese Sailors with Type 56 7.62 mm assault rifles slung over their shoulders wait for their unit to be called upon to march in a ceremony marking the visit of three US Navy ships. The Seventh Fleet flagship US Navy (USN) USS BLUE RIDGE (LCC 19), the Guided Missile Cruiser USS STERETT (CG 31) and the Guided Missile Frigate USS RODNEY M. DAVIS (FFG 60) are in Shanghai for a four-day goodwill visit