FILE PHOTO: Bahrain's Foreign Minister Khalid bin Ahmed al-Khalifa addresses the 74th session of the United Nations General Assembly at U.N. headquarters in New York City, New York, U.S., September 28, 2019. REUTERS/Brendan McDermid

CAIRO (Reuters) - Bahrain Foreign Minister Khalid bin Ahmed Al Khalifa said on Sunday on his Twitter account that the death of Islamic State leader Abu Bakr al-Baghdadi was a fatal blow to the group.