▁and ▁University ▁of ▁Ne uch ât el ▁in ▁Switzerland . ▁She ▁also ▁attended ▁the ▁National ▁Aut onom ous ▁University ▁of ▁Nic ar agua ▁in ▁her ▁h omet own , ▁where ▁she ▁later ▁became ▁a ▁language ▁professor ▁at ▁the ▁Instituto ▁de ▁C ien cias ▁Com er cial es ▁and ▁the ▁Co leg io ▁Ter es iano ▁during ▁ 1 9 6 7 - 1 9 6 9 . ▁ ▁Sand in ista ▁Mur illo ▁joined ▁the ▁Sand in ista ▁National ▁Liber ation ▁Front ▁in ▁ 1 9 6 9 , ▁she ▁provided ▁shelter ▁in ▁her ▁house , ▁which ▁was ▁located ▁in ▁the ▁Bar rio ▁San ▁José ▁Oriental ▁in ▁Man agua , ▁to ▁Sand in ista ▁gu err illas , ▁among ▁them ▁Tom ás ▁B orge , ▁one ▁of ▁the ▁found ers ▁of ▁the ▁F SL N . ▁ ▁During ▁the ▁early ▁ 1 9 7 0 s ▁Mur illo ▁worked ▁for ▁La ▁Pr ensa ▁as ▁a ▁secretary ▁to ▁two ▁of ▁Nic ar agua ' s ▁leading ▁political ▁and ▁literary ▁figures , ▁Pedro ▁Jo aqu in ▁Cham or ro ▁and ▁Pablo ▁Antonio ▁Cu ad ra . ▁Mur illo ▁was ▁arrested ▁in ▁Est el í ▁in ▁ 1 9 7 6 ▁for ▁her ▁activities ▁in ▁politics . ▁So on ▁after , ▁she ▁fled ▁and ▁lived ▁for ▁several ▁months ▁in ▁Pan ama ▁and ▁Venezuela . ▁She ▁later ▁moved ▁to ▁Costa ▁Rica ▁where ▁she ▁dedicated ▁herself ▁completely ▁to ▁her ▁political ▁work ▁with ▁the ▁F SL N , ▁helped ▁start ▁Radio ▁Sand ino , ▁and ▁met ▁her ▁future ▁husband