Argentina sees migration ban and border wall proposals in immigration row

President Mauricio Macri triggers backlash from Bolivia after banning entry for foreign citizens with criminal convictions – as legislator proposes border wallAmid a racially charged national debate on immigration, a former real estate tycoon-turned-president signs an executive order to stop some foreign migrants entering his country and to deport foreign residents with criminal records.There is even talk of building a border wall, while intemperate language prompts a backlash from a neigh