South Korea's claim on warning shot firings disputed by Russia

SEOUL, Korea, Republic Of -- South Korean air force jets fired 360 rounds of warning shots Tuesday after a Russian military plane twice violated South Korea's airspace off the country's east coast, Seoul officials said in an announcement that was quickly disputed by Russia. South Korea said three Russian military planes -- two Tu-95 bombers and one A-50 airborne early warning and control aircraft -- entered the South's air defence identification zone off its east coast before the A-50 intruded i