A Tigray refugee mother carries her child as she waits her turn for treatment at a clinic run by MSF (Doctors Without Borders) in Village 8, the transit centre near the Lugdi border crossing, eastern Sudan, Tuesday, Dec. 8, 2020. (AP Photo/Nariman El-Mofty)

A Sudanese soldier tells Tigray refugees who fled a conflict in the Ethiopia's Tigray region, to organize themselves in one line as they wait to register their names for convoys transferring them to Umm Rakouba refugee camp, in Village 8, near the Lugdi border crossing, eastern Sudan, Tuesday, Dec. 8, 2020. Government officials are transferring all refugees from Village 8, temporarily hosting refugees to Umm Rakboua, the only official refugee camp. (AP Photo/Nariman El-Mofty)

Tigray refugees who fled a conflict in the Ethiopia's Tigray region, receive treatment at a clinic run by MSF (Doctors Without Borders) in Village 8, the transit center near the Lugdi border crossing, eastern Sudan, Tuesday, Dec. 8, 2020. (AP Photo/Nariman El-Mofty)

Tigray refugees who fled a conflict in the Ethiopia's Tigray region, wait their turn for treatment at a clinic run by MSF (Doctors Without Borders) in Village 8, the transit center near the Lugdi border crossing, eastern Sudan, Tuesday, Dec. 8, 2020. (AP Photo/Nariman El-Mofty)

Tigray refugees who fled a conflict in the Ethiopia's Tigray region, wait to register their names for a convoy to transfer them to Umm Rakouba refugee camp, in Village 8, near the Lugdi border crossing, eastern Sudan, Tuesday, Dec. 8, 2020. Government officials are transferring all refugees from Village 8, temporarily hosting refugees to Umm Rakboua, the only official refugee camp. (AP Photo/Nariman El-Mofty)

Tigray refugees who fled a conflict in the Ethiopia's Tigray region, wait to receive treatment at a clinic run by MSF (Doctors Without Borders) in Village 8, the transit center near the Lugdi border crossing, eastern Sudan, Tuesday, Dec. 8, 2020. (AP Photo/Nariman El-Mofty)

Tigray refugees who fled a conflict in the Ethiopia's Tigray region, wait to receive treatment at a clinic run by MSF (Doctors Without Borders) in Village 8, the transit centre near the Lugdi border crossing, eastern Sudan, Tuesday, Dec. 8, 2020. (AP Photo/Nariman El-Mofty)

A Tigray refugee child sits on a vehicle outside his temporary shelter, in Village 8, the transit center near the Lugdi border crossing, eastern Sudan, Tuesday, Dec. 8, 2020. Government officials are transferring all refugees from Village 8, temporarily hosting refugees to Umm Rakboua, the only official refugee camp. (AP Photo/Nariman El-Mofty)

Tigray refugees who fled a conflict in the Ethiopia's Tigray region, wait to receive treatment at a clinic run by MSF (Doctors Without Borders) in Village 8, the transit centre near the Lugdi border crossing, eastern Sudan, Tuesday, Dec. 8, 2020. (AP Photo/Nariman El-Mofty)

Tigray refugees who fled a conflict in the Ethiopia's Tigray region, wait their turn for treatment at a clinic run by MSF (Doctors Without Borders) in Village 8, the transit centre near the Lugdi border crossing, eastern Sudan, Tuesday, Dec. 8, 2020. (AP Photo/Nariman El-Mofty)

World Food Program (WFP) stores supplies in tents at Village 8, the transit center near the Lugdi border crossing, eastern Sudan, Tuesday, Dec. 8, 2020..Government officials are transferring all refugees from Village 8, temporarily hosting refugees to Umm Rakboua, the only official refugee camp. (AP Photo/Nariman El-Mofty)

A Tigray refugee woman who fled a conflict in the Ethiopia's Tigray region, waits her turn for treatment at a clinic run by MSF (Doctors Without Borders) in Village 8, the transit centre near the Lugdi border crossing, eastern Sudan, Tuesday, Dec. 8, 2020. (AP Photo/Nariman El-Mofty)