North Korea accuses South Korea of a “serious provocation” after South Korean troops fired warning shots Tuesday at North Korean soldiers setting up barriers along their tense border.

Captured during the Korean War and imprisoned for decades for refusing to renounce his communist beliefs, 95-year-old Ahn Hak-sop now has a single dying wish: to return to North Korea and be buried alongside his comrades.

North Korea has accused South Korea of conducting a "deliberate provocation aimed at military conflict" after Seoul confirmed its soldiers fired ten warning shots toward North Korean troops it claimed had crossed the demarcation line between the two countries on Tuesday.