CNN reporter crawls over 60 feet underground to visit tunnels IDF says were used by Hamas

CNN international diplomatic editor Nic Robertson joined the Israel Defense Forces (IDF) to tour what IDF alleges are tunnels used by Hamas under Khan Younis in southern Gaza.CNN international diplomatic editor Nic Robertson joined the Israel Defense Forces (IDF) to tour what IDF alleges are tunnels used by Hamas under Khan Younis in southern Gaza.