U.S. official suspects cyber attack occurred in 2014

U.S. Office of Personnel Management (OPM) Director Katherine Archuleta rubs her eyes, as she testifies before a House Committee on Oversight and Government Reform hearing on the data breach of OPM computers, on Capitol Hill in Washington June 16, 2015. REUTERS/Jonathan Ernst

WASHINGTON (Reuters) - The director of the U.S. Office of Personnel Management said on Tuesday that officials suspected a cyber attack that affected millions of employee records took place in 2014. "We suspect that it happened earlier, in 2014," Katherine Archuleta testified at a hearing of the U.S. House of Representatives Committee on Oversight and Government Reform. (Reporting by Patricia Zengerle; Editing by Doina Chiacu)