Guaido has been the face of Venezuela's opposition abroad since he declared himself interim president in 2019, but has fallen from favor largely due to the opposition's failure to remove Maduro from power. Venezuelan arrested in murder case of Paraguayan prosecutor CARACAS - Authorities arrested a Venezuelan man for his alleged involvement in the May murder of a Paraguayan prosecutor in Colombia, Venezuela's interior minister said. Gabriel Salinas is accused of participating in the murder of Paraguayan prosecutor Marcelo Pecci, known for fighting organized crime, who was shot dead while on his honeymoon on an island near the Caribbean city of Cartagena.