Captin Jon P. Rodgers, commander of the USS Ponce, an Afloat Forward Staging Base (AFSB), stands over a map on the command deck, somewhere in the Arabian Sea May 14, 2013, on the second day of the biggest mine countermeasures exercise in the Arabian Gulf. The US Navy along with other 40 nations are conducting the games. (AFP/Getty Images)
From underwater mining to luxury yachts, Mohammed Al Barwani has interests in a staggering range of industries. The chairman of MB Holding explains how he built the firm from scratch to become a billion-dollar player.