Brigade Gen. Altair Jose Polsin, Commander of the Brazilian Army's 15th Mechanized Infantry Brigade, greets Brig. Gen. Willard Burleson, deputy commanding general (support), 7th Infantry Division, during a visit to Joint Base Lewis-McChord, May 13. Polsin led a Brazilian army delegation with the purpose of becoming familiar with the Stryker vehicle capabilities and Stryker unit organization. This familiarization is intended to set the conditions for future military-to-military U.S. and Brazilian training events.