See:
http://www.pagina12.com.ar/diario/elpai ... 05-19.html
good pointing from that article:
En todo o en parte, una u otra hipótesis, o ambas, son una explicación probable para tratar de entender cómo se pasó, en mucho menos de lo que canta un gallo, de un país donde la percepción era que no pasaba nada a otro en el que (cierto o no, verosímil o no) parecería que puede pasar cualquier cosa.
but we have summer temperatures in may...... wow!!!!!!!
http://www.pagina12.com.ar/diario/ultim ... 05-19.html
). But no... later I was told with other people that were waiting the bus for more than 20 minutes that all the access to downtown were cut by taxidrivers because a taxidriver were murdered in the madrugada while working.... (it´s not the first caso in the city). Sad 
but.... I had to get to work and all was a big caos and the only bus near my home that went that way simply dissapearead... so I had to walk more than 35 blocks, take two other buses and arrived work 1 and a half hour later... I was worried but the kids were fantastic playing in the patio 
)