570th Contingency Response Group chief speaks at 349th AMW commanders call Published March 14, 2012 By Tech. Sgt. Rachel Martinez 349th Public Affairs TRAVIS AIR FORCE BASE, Calif. -- Chief Master Sgt. Jose Barraza makes a point as he speaks at the 349th Air Mobility Wing A-flight Commander's Call Mar. 4. Barraza, the chief enlisted manager for the 570th Contingency Response Group here, shared an autobiographical sketch of his life and career. The Chief has been speaking to diverse groups his entire career, hoping to inspire and encourage Airmen to aim high and reach their full potential. He will speak again at the B-flight Commander's Call Mar. 25.