Two budget staffers resigned after voicing concerns about halted Ukraine aid, official says

Two staffers for the Office of Management and Budget (OMB) resigned after expressing frustrations about a hold on military assistance to Ukraine that is now at the center of the impeachment inquiry, a witness has testified.

Mark Sandy, an OMB staffer, testified this month that the two staffers, one of whom was in the legal division, had resigned partially due to frustrations with the unexplained aid freeze, according to a transcript of his testimony released Tuesday.

Sandy recalled that one individual who resigned had "expressed some frustrations about not...