Malia Obama and her sister Sasha Obama had to deal with some unusual situations as a result of having Secret Service tailing them through their younger years.

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.

A Secret Service agent, who has protected Donald Trump on the same golf course where a gunman tried to shoot him, reveals why the job is so challenging