MOSCOW  - Two journalists have been killed while covering the conflict between Russia and Georgia over South Ossetia, Echo of Moscow radio station said Sunday, while two Turkish newsmen were reported injured. The journalists killed were Alexander Klimchuk and Grigol Chikhladze, the station was told by a journalist for the Russian edition of the US newsmagazine Newsweek. Both reported victims were thought to be Georgian, with Chikhladze being a journalist for Newsweek. In Istanbul, Kanalturk television said two Turkish TV journalists were wounded Sunday in South Ossetia as they were covering the escalating conflict over the breakaway region.