The multilayered nature of presidential and candidate security is complicating calls for former President Trump to have the same level of protection as a sitting president, prompting a Republican

For years, the Secret Service has meted out its limited protection resources based on the person the agency was protecting. The sitting president and vice president are assigned the highest amount of protection. Former presidents, major-party candidates and visiting dignitaries receive less.

Acting Secret Service Director Ronald L. Rowe Jr. is calling on Congress to invest significantly more in the agency after two apparent assassination attempts against former President Trump.