Head of UK’s intel service apologizes for ban on gay employees.

“It must have caused all sorts of hurt to people,” says Andrew Parker, the first MI5 leader ever to apologize for the policy, which ended in 1991. (Image: Getty Images)

The head of MI5, the U.K.’s venerable domestic intelligence agency, has apologized for the years the organization excluded gay people.

Until 1991, MI5 would not hire anyone known to be gay, and closeted employees who were found out would be fired…