gasoline tanker truck overturned and exploded in northern haiti. we want to warn you that some of the images you're about to see are disturbing. here's cbs' manuel bojorquez. >> reporter: flames from the explosion towered into the sky over cap-haitien after a truckloaded with fuel crashed in a neighborhood and desperate residents rushed to collect the leaking gasoline. daylight revealed the devastation in haiti's second-largest city. at least 66 dead with dozens more injured and hospitals overwhelmed. unfortunately, many people died, said the city's mayor, "we couldn't save them." fuel is scarce in haiti as gangs that control more and more of the country hijack and block the trucks transporting it. this disaster is the latest in a series of crisis here, from a presidential assassination and massive earthquake this summer, to kidnappings, poverty, and hunger afflicting the population. >> we're sort of on overload in terms of tragedies.