It happened last Saturday, 3 March 2018 at around 2:30pm.
https://www.clarin.com/policiales/policia-impidio-tiros-asalto-metros-alto-palermo_0_HJFydouuG.html
Google translate -
"They were about thirty shots in Santa Fe and Coronel Diaz, a few meters from the Alto Palermo shopping mall and in the afternoon, in Barrio Norte. The detonations lasted a few seconds. Those who passed by were covered with what they had nearby.....
...The thieves went to rob, at 2.30 pm, at the iPoint store, located in Santa Fe at 3100. The objective was to take high-end technological products: cell phones, computers and Apple tablets...."
https://translate.google.com/translate?sl=es&tl=en&js=y&prev=_t&hl=en&ie=UTF-8&u=https://www.clarin.com/policiales/policia-impidio-tiros-asalto-metros-alto-palermo_0_HJFydouuG.html&edit-text=&act=url
https://www.clarin.com/policiales/policia-impidio-tiros-asalto-metros-alto-palermo_0_HJFydouuG.html
Google translate -
"They were about thirty shots in Santa Fe and Coronel Diaz, a few meters from the Alto Palermo shopping mall and in the afternoon, in Barrio Norte. The detonations lasted a few seconds. Those who passed by were covered with what they had nearby.....
...The thieves went to rob, at 2.30 pm, at the iPoint store, located in Santa Fe at 3100. The objective was to take high-end technological products: cell phones, computers and Apple tablets...."
https://translate.google.com/translate?sl=es&tl=en&js=y&prev=_t&hl=en&ie=UTF-8&u=https://www.clarin.com/policiales/policia-impidio-tiros-asalto-metros-alto-palermo_0_HJFydouuG.html&edit-text=&act=url