Prince Harry and Meghan Markle will have a huge security team in Colombia during their tour of the South American nation, according to an insider. The Duke and Duchess of Sussex are set to undertake a four-day visit to Colombia in August. The couple accepted the invitation of the vice president of Colombian Francia Márquez to tour several cities across the nation. Security concerns have been raised regarding the overseas tour but an insider told the Mail the couple will have a lot of security with them as they will be with the vice president. The source said: “They will be with the vice presid…