Original sentence: The 273rd Information Operations Squadron, located in San Antonio (Port of San Antonio) provides support to two active duty units (23rd Information Operations Squadron and 346th Test Squadron)conducting Information Operations tactics and testing to help defend United States Air Force networks against enemy attacks
Edited sentence: The 273d Information Operations Squadron, located in San Antonio (Port of San Antonio) provides support to two active duty units (23d Information Operations Squadron and 346th Test Squadron)conducting Information Operations tactics and testing to help defend United States Air Force networks against enemy attacks