Tourism was once an 'economic locomotive' in Cuba. Now, the train is coming off the tracks

For decades, Cuba's tourism sector has enjoyed a reputation as an "economic locomotive" among authorities who saw it as the lifeblood of the Caribbean island country's economy. But the industry has been in decline since its 2018 peak, and the U.S. government squeezing Cuba's oil supply has pushed the nation's most crucial industry closer to its breaking point.