He once declared that he was God, and ordered his Serb artillery to “scorch the brains” of Bosnian Muslims in Sarajevo. General Ratko Mladic kept a goat he called Madeleine Albright, and until a few years ago, openly dined at fancy Belgrade restaurants or watched soccer matches. Now, Serbian authorities say the noose is tightening around the wartime Bosnian Serb army commander, a top UN war crimes fugitive, who’s been eluding capture for nearly a decade on charges he helped mastermind Europe’s worst massacre of civilians since the Second World War. Although Serbian police today denied reports that Mladic’s exact...