Nelly Avila Moreno, a leader of the Revolutionary Armed Forces of Colombia, or FARC, speaks at a press conference one day after surrendering to authorities in Medellin, Colombia, Monday, May 19, 2008. Moreno, also known as "Karina," is blamed for a series of massacres, attacks on public officials and kidnappings. Moreno handed herself over to Colombian authorities Sunday in the northwestern province of Antioquia.