Description:Cubans in Havana welcomed the New Year with a memorable performance by Los Van Van on Monday (January 1) at a celebration marking the 54th anniversary of the uprising that brought former President Fidel Castro to power on January 1, 1959. The ailing Castro was succeeded by his brother, Raul Castro, in 2008. The younger Castro has ushered in a number of landmark market-oriented reforms to the Soviet-style economy in an effort to modernize the system. Supporters here said they stand by the 54-y(1:50)