LIVERPOOL, England, Dec 11 (Reuters) - The G7 is absolutelyunited in its concerns over Russia's military build up, and theconsequences for Moscow of any invasion of Ukraine, a seniorU.S. State Department official said on Saturday.

(Reporting by Humeyra Pamuk, writing by William James, Editingby William Maclean) ((william.james@thomsonreuters.com; +44 207 542 3374; ReutersMessaging: william.james.thomsonreuters.com@reuters.net))