MANILA, Philippines — More than 20,000 inmates nationwide have had their tattoos removed in a bid to reduce violence between rival gangs in prisons ... Sigue Sigue Sputnik and Commando clashed.

MANILA, Philippines — More than 12,000 inmates in all prisons across the country had their gang tattoos covered up ... 9 riot between rival Sigue Sigue Sputnik and Sigue Sigue Commando gangs ...