North and South Korean troops exchange fire along border

HYUNG-JIN KIM

Associated Press

SEOUL, South Korea (AP) — North and South Korean troops exchanged fire along their tense border on Sunday, the South's military said, the first such incident since the rivals took unprecedented steps to lower front-line animosities in late 2018.

Violent confrontations have occasionally occurred along the border, the world's most heavily fortified. While Sunday's incident is a reminder of persistent tensions, it didn't cause any known casualties on either side and is unlikely to escalate, observers said.

The Joint Chiefs of Staff in Seoul said in a statement that...