Malan Kassama works on his sewing machine in Bissau March 6, 2009.The deaths of General Batista Tagme Na Wai and Guinea-Bissau's President Joao Bernardo Vieira, who was assassinated on Monday in an apparent revenge attack for the death of Na Wai, have removed two of the most powerful figures in Bissau's recent history. The country has suffered repeated bouts of civil unrest, military revolt and coups since winning independence in 1974 after a bloody conflict. REUTERS/Luc Gnago (GUINEA-BISSAU)