Explanation:
Thomas Barnes and Kent Taylor work for the United States Secret Service in the movie "Vantage Point". They are both Secret Service agents tasked with protecting the President during a summit in Spain. The United States Secret Service is responsible for the protection of the President, Vice President, and other high-profile individuals. In the film, Barnes and Taylor play crucial roles in unraveling a plot to assassinate the President, showcasing the important and high-stakes work of the Secret Service.