The Americans were apprehended on front-line Gwanghwa Island before throwing the bottles into the sea so they could float toward North Korean shores on the tides.

As many as six American citizens were detained by South Korean authorities after allegedly attempting to send plastic bottles filled with rice, US dollars, and Bibles towards North Korea via the sea,

The Americans tried to throw the bottles into the sea from front-line Gwanghwa Island so they could float toward North Korean shores by the tides, a police officer said.