▁singer ▁K amil ya ▁J ub ran ▁on ▁vocals ▁and ▁Tom ▁Mor ello ▁on ▁guitar . ▁ ▁In ▁December ▁ 2 0 1 3 , ▁they ▁announced ▁that ▁their ▁new ▁album ▁would ▁be ▁named ▁Multi ▁Vir al ▁and ▁it ▁would ▁be ▁followed ▁by ▁a ▁Latin ▁American ▁tour , ▁which ▁saw ▁the ▁band ▁performing ▁in ▁Par agu ay , ▁Uruguay , ▁Chile , ▁Venezuela , ▁Colombia , ▁Costa ▁Rica ▁and ▁Mexico . ▁The ▁album ▁was ▁released ▁through ▁their ▁new ▁own ▁label , ▁El ▁Ab ismo , ▁since ▁they ▁decided ▁not ▁to ▁continue ▁their ▁contract ▁with ▁Sony ▁Music ▁Latin . ▁The ▁tour ▁uno fficial ly ▁began ▁at ▁the ▁University ▁of ▁Puerto ▁Rico , ▁Río ▁P ied ras ▁Camp us ▁in ▁San ▁Juan , ▁where ▁Cal le ▁ 1 3 ▁held ▁an ▁imp rom pt u ▁free ▁concert ▁on ▁February ▁ 2 5 , ▁ 2 0 1 4 . ▁The ▁event ▁was ▁announced ▁only ▁six ▁days ▁before ▁and ▁did ▁not ▁receive ▁formal ▁promotion . ▁The ▁concert , ▁which ▁featured ▁inter l udes ▁where ▁the ▁group ▁opposed ▁a ▁revision ▁in ▁the ▁U PR ' s ▁en roll ment ▁fee ▁and ▁allowed ▁a ▁low ▁income ▁child ▁to ▁voice ▁the ▁concerns ▁of ▁his ▁community , ▁managed ▁to ▁attract ▁an ▁estimate ▁of ▁ 5 0 , 0 0 0 ▁fans . ▁The ▁event ▁featured ▁the ▁live ▁debut ▁of ▁" El ▁Agu ante ", ▁which ▁opened ▁the ▁show . ▁Despite ▁recogn izing ▁that ▁his ▁political ▁ide ology ▁conflic ted ▁with ▁the ▁in mov il ist ▁conserv ative ▁ide als ▁of