Abkhazia’s de facto security service has arrested a Georgian national, Shalva Khizanishvili, on suspicion of spying for Tbilisi, according to media reports. Local news agency Apsnypress and RFE/RL’s Russian-language service Ekho Kavkaza reported that Khizanishvili was detained on October 1 in the village of Shashikvara, in Abkhazia’s Gali district. The de facto authorities claimed that …