A man described as a “lone wolf” has been charged with the attempted murder of Slovakian Prime Minister Robert Fico, Interior Minister Matúš Šutaj Eštok said. Eštok said the 71-year-old suspect was motivated by political grievances to try and assassinate Fico. He described the man as a “lone wolf” who is “not a member of a radicalized political group, either right-wing nor left-wing.” Following Wednesday’s assassination attempt that shocked the country and Europe, Defence Minister Robert Kalinak said on Thursday that the leader remained in “serious” condition at hospital. Kalinak, who is also …