No sign of terrorism in U.S. flight problem

WASHINGTON (Reuters) - The U.S. Department of Homeland Security on Tuesday said there was no indication of terrorism involved in a computer network problem that delayed flights throughout the United States.

"There is no indication of a terrorism nexus at this time," said Laura Keehner, spokeswoman at the Department of Homeland Security.

(Reporting by Diane Bartz, Editing by Sandra Maler)