A data breach at travel giant Booking.com is leading to a fresh wave of scams recently dubbed "reservation hijacks". Hackers stole customer data that experts say could lead to a surge in the scams as customers are tricked into sending criminals money. Some customers have contacted the BBC to say they have already started receiving suspicious messages. Booking.com says it has updated Pins for reservations and is sending out emails to affected customers warning them of the heightened risk. But