Carlos Tevez added his voice to demand justice for the murder of Mariano Ferreyra, the militant Workers Party (PO) who was killed just over a month when he participated in a protest by railway workers in barracks.

"We are here in Plaza de Mayo.'m Carlos Tevez. I tell people we're here to demand justice for Mariano. A whole family of Mariano a very big greeting. I'm here to support them," said the Manchester City a video posted on YouTube whose existence was learned in the last hour