Ethiopian refugees fleeing from the ongoing fighting in Tigray region, carry water jerrycans at the Fashaga camp, on the Sudan-Ethiopia border, in Kassala state, Sudan November 24, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopian refugees fleeing from the ongoing fighting in Tigray region, queue for water, at the Fashaga camp, on the Sudan-Ethiopia border, in Kassala state, Sudan November 24, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopian refugees fleeing from the ongoing fighting in Tigray region, carry an infant and a water jerrycan, at the Fashaga camp, on the Sudan-Ethiopia border, in Kassala state, Sudan November 24, 2020. REUTERS/Mohamed Nureldin Abdallah

An Ethiopian refugee fleeing from the ongoing fighting in Tigray region, is seen carrying a water jerrycan at the Fashaga camp, on the Sudan-Ethiopia border, in Kassala state, Sudan November 24, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopian refugees fleeing from the ongoing fighting in Tigray region, are seen in the process of registration at the Fashaga camp, on the Sudan-Ethiopia border, in Kassala state, Sudan November 24, 2020. REUTERS/Mohamed Nureldin Abdallah

An Ethiopian refugee fleeing from the ongoing fighting in Tigray region, holds an infant at the Fashaga camp, on the Sudan-Ethiopia border, in Kassala state, Sudan November 24, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopian refugees fleeing from the ongoing fighting in Tigray region, are seen at the Fashaga camp, on the Sudan-Ethiopia border, in Kassala state, Sudan November 24, 2020. REUTERS/Mohamed Nureldin Abdallah

An Ethiopian refugee fleeing from the ongoing fighting in Tigray region, watches an infant at the Fashaga camp, on the Sudan-Ethiopia border, in Kassala state, Sudan November 24, 2020. REUTERS/Mohamed Nureldin Abdallah

Women watch as workers off-load sacks of food from trucks to deliver it to Ethiopian refugees fleeing from the ongoing fighting in Tigray region, at the Fashaga camp, on the Sudan-Ethiopia border, in Kassala state, Sudan November 24, 2020. REUTERS/Mohamed Nureldin Abdallah

An Ethiopian refugee fleeing from the ongoing fighting in Tigray region, is seen at the Fashaga camp, on the Sudan-Ethiopia border, in Kassala state, Sudan November 24, 2020. REUTERS/Mohamed Nureldin Abdallah TPX IMAGES OF THE DAY

A young girl plays near sacks of food delivered to Ethiopian refugees fleeing from the ongoing fighting in Tigray region, at the Fashaga camp, on the Sudan-Ethiopia border, in Kassala state, Sudan November 24, 2020. REUTERS/Mohamed Nureldin Abdallah

An armed man guards sacks of food delivered to Ethiopian refugees fleeing from the ongoing fighting in Tigray region, at the Fashaga camp, on the Sudan-Ethiopia border, in Kassala state, Sudan November 24, 2020. REUTERS/Mohamed Nureldin Abdallah

Armed men guard sacks of food delivered to Ethiopian refugees fleeing from the ongoing fighting in Tigray region, at the Fashaga camp, on the Sudan-Ethiopia border, in Kassala state, Sudan November 24, 2020. REUTERS/Mohamed Nureldin Abdallah

An Ethiopian refugee, fleeing from the ongoing fighting in Tigray region, holds her new born baby at the Um-Rakoba camp, on the Sudan-Ethiopia border, in the Al-Qadarif state, Sudan November 23, 2020. Picture taken November 23, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopian refugees fleeing from the ongoing fighting in Tigray region, walk past a World Food Programme tent, at the Um-Rakoba camp, on the Sudan-Ethiopia border, in the Al-Qadarif state, Sudan November 23, 2020. Picture taken November 23, 2020. REUTERS/Mohamed Nureldin Abdallah TPX IMAGES OF THE DAY

An Ethiopian refugee fleeing from the ongoing fighting in Tigray region, walks past a world food program tent, at the Um-Rakoba camp, on the Sudan-Ethiopia border, in the Al-Qadarif state, Sudan November 23, 2020. Picture taken November 23, 2020. REUTERS/Mohamed Nureldin Abdallah

A humanitarian worker from UNHCR, documents Ethiopian refugees fleeing from the ongoing fighting in Tigray region, at the Um-Rakoba camp, on the Sudan-Ethiopia border, in the Al-Qadarif state, Sudan November 23, 2020. Picture taken November 23, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopian refugees fleeing from the ongoing fighting in Tigray region, are seen at the Um-Rakoba camp, on the Sudan-Ethiopia border, in the Al-Qadarif state, Sudan November 23, 2020. Picture taken November 23, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopian refugees fleeing from the ongoing fighting in Tigray region, are seen at the Um-Rakoba camp, on the Sudan-Ethiopia border, in the Al-Qadarif state, Sudan November 23, 2020. Picture taken November 23, 2020. REUTERS/Mohamed Nureldin Abdallah

Humanitarian workers from UNHCR, talk to Ethiopian refugees fleeing from the ongoing fighting in Tigray region, at the Um-Rakoba camp, on the Sudan-Ethiopia border, in the Al-Qadarif state, Sudan November 23, 2020. Picture taken November 23, 2020. REUTERS/Mohamed Nureldin Abdallah

Tents belonging to Ethiopian refugees fleeing from the ongoing fighting in Tigray region, are seen at the Um-Rakoba camp, on the Sudan-Ethiopia border, in the Al-Qadarif state, Sudan November 23, 2020. Picture taken November 23, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopian refugees fleeing from the ongoing fighting in Tigray region, are seen at the Um-Rakoba camp, on the Sudan-Ethiopia border, in the Al-Qadarif state, Sudan November 23, 2020. Picture taken November 23, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopian refugees fleeing from the ongoing fighting in Tigray region, wait for food at the Um-Rakoba camp, on the Sudan-Ethiopia border, in the Al-Qadarif state, Sudan November 23, 2020. Picture taken November 23, 2020. REUTERS/Mohamed Nureldin Abdallah TPX IMAGES OF THE DAY

An Ethiopian refugee fleeing from the ongoing fighting in Tigray region, holds her new born baby's foot at the Um-Rakoba camp, on the Sudan-Ethiopia border, in the Al-Qadarif state, Sudan November 23, 2020. Picture taken November 23, 2020. REUTERS/Mohamed Nureldin Abdallah

An Ethiopian refugees fleeing from the ongoing fighting in Tigray region, holds her new born baby at the Um-Rakoba camp, on the Sudan-Ethiopia border, in the Al-Qadarif state, Sudan November 23, 2020. Picture taken November 23, 2020. REUTERS/Mohamed Nureldin Abdallah

An Ethiopian refugee fleeing from the ongoing fighting in Tigray region, is seen at the Um-Rakoba camp, on the Sudan-Ethiopia border, in the Al-Qadarif state, Sudan November 23, 2020. Picture taken November 23, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, cook in the open in Hamdayet village near the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, cook in the open in Hamdayet village near the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, gather in Hamdayet village near the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, gather in Hamdayet village near the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

An Ethiopian woman who fled the ongoing fighting in Tigray region, sits in Hamdayet village near the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, arrive in Hamdayet village near the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, gather in Hamdayet village near the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, prepare to board a courtesy bus in Hamdayet village on the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, prepare to board a courtesy truck in Hamdayet village on the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, gather in Hamdayet village near the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, gather in Hamdayet village near the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, board a courtesy bus in Hamdayet village on the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, gather in Hamdayet village near the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, gather in Hamdayet village near the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, prepare to board a courtesy trucks in Hamdayet village on the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, prepare a meal at an abandoned fuel station in Hamdayet village on the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, eat a meal in Hamdayet village on the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, shelter from the sun at an abandoned fuel station in Hamdayet village on the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, prepare to board a courtesy bus in Hamdayet village on the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

An Ethiopian woman who fled the ongoing fighting in Tigray region, carries a jerrycan of water after crossing in Hamdayet village on the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, gather in Hamdayet village near the Setit river on the Sudan-Ethiopia border in eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

An Ethiopian girl who fled the ongoing fighting in Tigray region, is seen in Hamdayet village near the Setit river on the Sudan-Ethiopia border in eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, carry their belongings as they gather in Hamdayet village near the Setit river on the Sudan-Ethiopia border in eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

A Sudanese military officer patrols as Ethiopians who fled the ongoing fighting in Tigray region, gather Hamdayet village near the Setit river on the Sudan-Ethiopia border in eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, collect water from a tap in Hamdayet village near the Setit river on the Sudan-Ethiopia border in eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, gather in Hamdayet village near the Setit river on the Sudan-Ethiopia border in eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopian women who fled the ongoing fighting in Tigray region, gather in Hamdayet village near the Setit river on the Sudan-Ethiopia border in eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopian women who fled the ongoing fighting in Tigray region, gather in Hamdayet village near the Setit river on the Sudan-Ethiopia border in eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopian women who fled the ongoing fighting in Tigray region, gather in Hamdayet village near the Setit river on the Sudan-Ethiopia border in eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah TPX IMAGES OF THE DAY

An Ethiopian woman who fled the ongoing fighting in Tigray region, carries her child near the Setit river on the Sudan-Ethiopia border in Hamdayet village in eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah TPX IMAGES OF THE DAY

An Ethiopian woman who fled the ongoing fighting in Tigray region, carries her child near the Setit river on the Sudan-Ethiopia border in Hamdayet village in eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah TPX IMAGES OF THE DAY

An Ethiopian woman who fled the ongoing fighting in Tigray region, carries her child near the Setit river on the Sudan-Ethiopia border in Hamdayet village in eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, prepare a meal in Hamdayet village near the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah

Ethiopians who fled the ongoing fighting in Tigray region, gatherl in Hamdayet village near the Sudan-Ethiopia border, eastern Kassala state, Sudan November 22, 2020. REUTERS/Mohamed Nureldin Abdallah