Santander UK

Santander UK is not directly mentioned in either of the provided news articles. Therefore, it is impossible to provide a detailed summary of their current newsworthiness, recent events, or relevance based solely on this information. The articles discuss scam airline accounts targeting travelers affected by Middle East flight disruptions and UK bank executives planning a Visa/Mastercard alternative due to concerns about US payment system control, but Santander UK's involvement is not indicated.