Trump administration changes have upended the U.S. agency charged with providing humanitarian aid overseas, with senior officials put on leave, contractors laid off and a sweeping freeze imposed on foreign assistance.

The extent of the impacts of the Trump administration’s sudden 90-day freeze of almost all foreign aid is still unclear almost a week on, as officials and aid workers overseas try to make sense of which activities must be suspended.

By Simon Lewis, Humeyra Pamuk and Daphne Psaledakis WASHINGTON (Reuters) - Hundreds of contractors working for the U.S. Agency for International Development are being put on unpaid leave and some are being terminated after U.