The building housing "Unit 61398" of the People’s Liberation Army is seen in the outskirts of Shanghai, on Feb. 19, 2013.
The building housing "Unit 61398" of the People’s Liberation Army is seen in the outskirts of Shanghai, on Feb. 19, 2013. ASSOCIATED PRESS
The building housing "Unit 61398" of the People’s Liberation Army is seen in the outskirts of Shanghai, on Feb. 19, 2013. ASSOCIATED PRESS

U.S.: Hacking attacks are constant topic of talks with China

February 19, 2013 6:33 PM