Nonetheless, he said, "the stain of racial discrimination has found its way into the shadow of the White House."
Relman and attorney David J. Shaffer said the plaintiffs were referred to them by six black uniformed Secret Service officers who successfully sued Denny's restaurants alleging discrimination against black customers.
The Secret Service has about 2,500 agents, including about 200 who are black. Although several top Secret Service officials are black, the complaint alleges that many qualified black agents are blocked from promotions.