Extras

    Video thumbnail: PBS NewsHour Historian’s encounters with Bush, his quiet humility

    PBS NewsHour

    Historian’s encounters with Bush, his quiet humility

    Historian’s encounters with Bush, his quiet humility

    Historian’s encounters with Bush, his quiet humility

    Video thumbnail: PBS NewsHour How ISIS continues to fund its insurgency

    PBS NewsHour

    How ISIS continues to fund its insurgency

    How ISIS continues to fund its insurgency

    How ISIS continues to fund its insurgency

    Video thumbnail: PBS NewsHour ISIS is starting to reemerge in Iraq

    PBS NewsHour

    ISIS is starting to reemerge in Iraq

    After losing most of its control in Iraq, ISIS is starting to reemerge

    ISIS is starting to reemerge in Iraq