A US warship arrived in Georgia's Black Sea waters Thursday for exercises with the country's coast guard, the US embassy said, in the latest of a series of such visits that have infuriated Russia. The USS John L. Hall guided-missile frigate arrived in the vicinity of the Georgian port of Poti, an embassy spokesman said, about 30 kilometres (19 miles) from the de facto border with the Russian-backed breakaway Georgian region of Abkhazia. "The aim of the visit is to conduct joint exercises with the Georgian coast guard," said the embassy spokesman, who declined to be named. He said the...