A protestor cries after being pepper sprayed as she is arrested by riot policemen during a demonstration called for by the February 14 Youth Coalition, an Internet group that regularly calls for protests in the Shiite-majority kingdom on January 18, 2013 in the capital Manama. Bahrain's government said the demonstration had not been authorized and warned security forces would prevent it from going ahead. (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.