Behind the numbers: France's Macron is finding out that governing is harder than campaigning. Britain's May is hobbled by bungled Brexit negotiations. Mexico's Peña Nieto is suffering from corruption scandals and a weak defense of Mexican honor against Trump's attacks. Maduro's Venezuela is plagued by food shortages. South Africa's Zuma is facing 783 corruption charges, and Brazil's Temer is implicated in the wide-ranging "Operation Car Wash" scandals.