U.S. urges citizens abroad to maintain vigilance following recent attacks

WASHINGTON (Reuters) - The U.S. State Department on Friday urged U.S. citizens abroad to "maintain a high level of vigilance and take appropriate steps to increase their security awareness" following recent attacks by Islamic militants. The department said it "remains concerned about the continued threat of terrorist attacks, demonstrations, and other violent actions against U.S. citizens and interests overseas." (Reporting by Eric Beech; Editing by Will Dunham)