Venezuelan President Hugo Chavez met for more than four hours with Fidel Castro and state media on Sunday published two new official photos of the men together. Chavez arrived in Havana late Friday for a weekend visit that will include Sunday's airing of his weekly radio and television program from the central provincial capital of Santa Clara, where the Cuban government on Monday marked the 40th anniversary of the death of revolutionary icon Ernesto «Che» Guevara. «The two revolutionary leaders discussed the history of our nations, the solid and growing bilateral relations, the situation in Latin America and the most grave problems faced by humanity,» state television said of Chavez's meeting of more than four hours with Castro Saturday afternoon.