On June 15, 2012, over 321,000 active duty and reserve Navy personnel were serving around the world. Over 115 ships were underway from their homeports, including four aircraft carriers, while thousands of individual sailors were deployed on the ground worldwide. Various Navy ships and personnel participated in exercises, operations, and visits around the globe, from the Arabian Gulf and Philippines to Europe, Africa, and South and Central America. Seabees and medical teams also conducted construction and outreach projects in multiple countries.