Carlos Santana has cancelled his upcoming Las Vegas residency dates following a recent health scare.The legendary guitarist was scheduled to perform eight dates at the House of Blues at Mandalay Bay, beginning on Wednesday (December 8) – but he’s now announced that he will no longer be able to perform.On Wednesday (December 1), Santana shared a video message in which he explained that he had experienced chest discomfort the previous Saturday (November 27) and asked his wife and bandmate Cindy