problem this empty beach is the site of horrible memories for many people, including whalid rini and karim bouafio. they both worked in a hotel in the tunisian resort of sousse and witnessed 38 tourists being gunned down in cold blood. whalid: the terrorist had hidden a kalashnikov in a beach umbrella. then he fired randomly at the people as he came running from back there. reporter: videos taking with smartphones show the attacker. it was later reported that he was trained in a terrorist camp in libya. whalid: it's incomprehensible. how could he just murder all those people out here on the beach? reporter: the terrorist attack in sousse had dramatic consequences. large hotels were closed. the number of tourists in tunisia dropped by more than a million in 2015, and revenues have fallen by thirty percent. it's a disaster for those who earned their living from tourism. karim no longer knows how he'll be able to pay for medications for his ailing wife. karim: what are we supposed to do? either flee to lampedusa or join islamic state? somehow we have to find a way to feed our families. reporter: the