Tunnel Warfare: From Gaza to North Korea

surprise – v. to cause a feeling of wonder because something is not expected;

permit – v. to let; to make possible

disastrous – adj.   causing widespread destruction or loss of life, such as an earthquake or plane crash

smuggle – v. to import or export secretly or illegally without paying duties or taxes required by law

destroy – v.   to break into pieces; to end the existence of