South Korea's military says North Korea has fired several ballistic missiles into the sea. The launch Monday happened hours after South Korean and U.S. troops kicked off their large annual combined drills,

The fresh deployment comes after North Korea suffered heavy casualties on the front lines in Russia’s war against Ukraine, the South’s spy agency says.

SEOUL, March 10 (Yonhap) -- North Korea fired multiple ballistic missiles toward the Yellow Sea on Monday, South Korea's military said, as Seoul and Washington launched their annual military drills. It marked the North's first known ballistic missile test since U.S. President Donald Trump returned to the White House.