Photo Illustration by Thomas Levinson/The Daily Beast/GettyThe “truce village” straddling the line between North and South Korea where the Korean War armistice was signed 70 years ago is now more like a sieve than a barrier to anyone thinking of leaping to the other side.Bizarrely, it’s North Korea’s caution that has left them so exposed.“There are no North Korean guards because of the COVID lockdown on their side,” said Victor Cha, who served as Asia director at the National Security Council wh