In this photo released by Interpol, 63-year-old former army officer Norberto Raul Tozzo is seen after his arrest in Rio de Janeiro, Sept. 17, 2008. Police arrested Tozzo, a fugitive Argentine charged in a 1976 massacre of opponents of Argentina's military dictatorship, on Wednesday in a luxury hotel in Rio de Janeiro, Interpol said. (Austral Foto/Interpol)

In this photo released by Interpol, 63-year-old former army officer Norberto Raul Tozzo is seen after his arrest in Rio de Janeiro, Sept. 17, 2008. Police arrested Tozzo, a fugitive Argentine charged in a 1976 massacre of opponents of Argentina's military dictatorship, on Wednesday in a luxury hotel in Rio de Janeiro, Interpol said. (Austral Foto/Interpol)