US officials said Gilman was on a State Department plane on Tuesday, being flown from Russia to Washington Dulles Airport. Gilman was arrested over reportedly kicking a Russian police officerA US official who spoke to Gilman said he was walking and talking. He was detained for allegedly kicking a police officer while drunk, according to Russian state media. The release resulted from intense negotiations over the weekend by US and Russian officials. The US did not exchange any Russian prisoners in order to gain Gilman's release, the officials said.