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©Stars and StripesSouth Vietnam, July, 1969: U.S. Pacific commander Adm. John S. McCain, Jr., left, and U.S. military commander in Vietnam Gen. Creighton Abrams await the arrival of Joint Chiefs of Staff Chairman Gen. Earle Wheeler on the heavily-guarded tarmac at Tan Son Nhut Air Base. The three were to hold secret talks to assess a recent lull in fighting and determine whether the U.S. should reduce its military operations in Vietnam.