travellers must be vaccinated to be allowed in. and morocco has suspended all incoming flights from late tomorrow for two weeks. getting home has become increasingly complicated for some. middle east have cancelled most of the flights in and out of south africa, so you can't get back that way. there are some through europe, but the whole of european nations are trying to get back to their nations, too. so to actually try and get out of south africa right now is really difficult. meanwhile, in the uk, although the restrictions are still limited, they're already having an impact. while christmas shoppers fill the streets, some are already changing their plans. one body for the hospitality industry said that they're already seeing cancelled reservations as fragile consumer confidence is knocked again. the travel industry is also concerned that people won't make holiday bookings as long as the travel rules keep changing. the uncertainty about the variant and where it's spread is already making business uncertain, too. caroline davies, bbc news. as governments impose travel bans, the debate over their effectiveness has re—ignited. in south africa, the president cyril ramaphosa has called on governments which have imposed restrictions to reverse their decisions.