Various armed forces servicemembers from Europe, Africa and the United States participate in training group activities during Operation Flintlock, a biannual exercise designed to foster regional relationships and promote partner-nation to advance regional security and stability, on Naval Station Rota, Spain on Nov. 7, 2008. Various armed forces servicemembers from Europe, Africa and the United States participate in training group activities during Operation Flintlock, a biannual exercise designed to foster regional relationships and promote partner-nation to advance regional security and stability, on Naval Station Rota, Spain on Nov. 7, 2008. SHARE: Download: Full Size (0.23 MB) Tags: photo essays Credit: VIRIN: 993105-Y-HLW68-125.jpg Photo Gallery