A woman wearing a clown's nose is detained by police during a protest against the NATO summit in Lisbon November 20, 2010. Leaders of NATO member states meet in Lisbon for a two-day summit on November 19 to 20, including sideline summits with Afghanistan and Russia. REUTERS/Juan Medina (PORTUGAL - Tags: POLITICS CIVIL UNREST)
People are removed by police during a protest against the NATO summit in Lisbon November 20, 2010. Leaders of NATO member states meet in Lisbon for a two-day summit on November 19 to 20, including sideline summits with Afghanistan and Russia. REUTERS/Juan Medina (PORTUGAL - Tags: POLITICS CIVIL UNREST)
NUN01 LISBOA (PORTUGAL) 20/11/2010.- Policías portugueses arrestan a varios activistas en contra de la OTAN durante una manifestación no autorizada convocada cerca del lugar donde se celebra la cumbre en Lisboa (Portugal) hoy, sábado 20 de noviembre de 2010. EFE/Nuno Veiga