Link says Yahoo is having temp issues, will be back later.
Also reported here http://www.reuters.com/article/2015/02/03/us-argentina-prosecutor-warrant-idUSKBN0L72BK20150203
and here
http://www.nytimes.com/2015/02/04/world/americas/argentina-prosecutor-alberto-nisman-arrest-warrant-cristina-de-kirchner.html?smprod=nytcore-ipad&smid=nytcore-ipad-share&_r=0