Hagel Says North Korea ‘Skating Very Close to a Dangerous Line’

Hagel Says North Korea ‘Skating Very Close to a Dangerous Line’

Lee Hae-ryongg/Yonhap/AP Photo

A South Korean army tank moves during an exercise against possible attacks by North Korea near the demilitarized zone (DMZ) in Hwacheon, South Korea, on April 1, 2013.