ZAGREB, Jan 16 (Hina) - High Representative for Foreign Affairs and Security Policy/Vice-President of the European Commission, Federica Mogherini, on Tuesday conducted a conference call with Serbia and Kosovo presidents Aleksandar Vucic and Hashim Thaci respectively, following the murder of Kosovo Serb politician Oliver Ivanovic's assassination earlier in the day and called on everyone to remain calm and restrained.
(Hina) sp