MOSCOW (Reuters) – As Russian troops slowly advanced on Ukraine’s capital Kyiv on Thursday, some people back in Moscow were attempting to flee to destinations abroad that have not banned flights from Russia, stomaching soaring prices in the rush to escape. The Kremlin dismissed speculation that Russian authorities plan to introduce martial law following the invasion of Ukraine, which Moscow calls a “special operation”, or that they will stop men of fighting age leaving Russia, but some did not want to risk staying. One Russian man, who moved back to Moscow from western Europe around a year ago…