U.S. Navy Cmdr. Tri Lac and Petty Officer 2nd Class Scott Peterson perform a medical exam on woman at a medical clinic event at Ngarachemayong Community Center in Koror, Palau, July 29, 2010. Lac and Peterson are assigned to the USS Blue Ridge. U.S. Navy Cmdr. Tri Lac and Petty Officer 2nd Class Scott Peterson perform a medical exam on woman at a medical clinic event at Ngarachemayong Community Center in Koror, Palau, July 29, 2010. Lac and Peterson are assigned to the USS Blue Ridge. SHARE: Download: Full Size (2.21 MB) Tags: Photo Essays Credit: VIRIN: 485451-R-IEV26-427.jpg Photo Gallery