People hold signs during a demonstration to express solidarity with the Palestinian people, at Mar Elias refugee camp in Beirut, Lebanon May 11, 2021. REUTERS/Mohamed Azakir

A man holds a Palestinian flag during a demonstration to express solidarity with the Palestinian people, at Mar Elias refugee camp in Beirut, Lebanon May 11, 2021. REUTERS/Mohamed Azakir

People hold signs during a demonstration to express solidarity with the Palestinian people, at Mar Elias refugee camp in Beirut, Lebanon May 11, 2021. REUTERS/Mohamed Azakir

French Foreign Minister Jean-Yves Le Drian walks after meeting with Lebanese Parliament Speaker Nabih Berri in Beirut, Lebanon May 6, 2021. REUTERS/Aziz Taher

French Foreign Minister Jean-Yves Le Drian meets with Lebanese Parliament Speaker Nabih Berri in Beirut, Lebanon May 6, 2021. REUTERS/Aziz Taher

French Foreign Minister Jean-Yves Le Drian arrives to meet with Lebanese Parliament Speaker Nabih Berri in Beirut, Lebanon May 6, 2021. REUTERS/Aziz Taher

French Foreign Minister Jean-Yves Le Drian arrives to meet with Lebanese Parliament Speaker Nabih Berri in Beirut, Lebanon May 6, 2021. REUTERS/Aziz Taher

Ramadan decorations are displayed for sale outside a shop in Beirut, Lebanon April 22, 2021. Picture taken April 22, 2021. REUTERS/Mohamed Azakir

A worker sells sweets to customers during the holy fasting month of Ramadan in Beirut, Lebanon April 22, 2021. Picture taken April 22, 2021. REUTERS/Mohamed Azakir

A volunteer from "Ahel el Kheir" pushes a cart in Beirut, Lebanon April 22, 2021. Picture taken April 22, 2021. REUTERS/Mohamed Azakir

Volunteers from "Ahel el Kheir" prepare meal boxes during the holy fasting month of Ramadan, in Beirut, Lebanon April 22, 2021. Picture taken April 22, 2021. REUTERS/Mohamed Azakir

Volunteers from "Ahel el Kheir" prepare meal boxes during the holy fasting month of Ramadan, in Beirut, Lebanon April 22, 2021. Picture taken April 22, 2021. REUTERS/Mohamed Azakir

Toufic Naja, a shop owner, stands near Ramadan decorations in Beirut, Lebanon April 22, 2021. Picture taken April 22, 2021. REUTERS/Mohamed Azakir

A view shows a market for groceries with a Hezbollah slogan on it, in Beirut suburbs, Lebanon April 16, 2021. REUTERS/Stringer

A man walks past an advertising billboard in Beirut suburbs, Lebanon April 16, 2021. REUTERS/Stringer

A view shows an advertising billboard in Beirut suburbs, Lebanon April 16, 2021. REUTERS/Stringer

A man walks past an advertising billboard in Beirut suburbs, Lebanon April 16, 2021. REUTERS/Stringer

Joseph al-Hajj, an 80-year-old Lebanese musician, receives a shot of coronavirus disease (COVID-19) vaccine at Hotel Dieu hospital in Beirut, Lebanon April 13, 2021. Picture taken April 13, 2021. REUTERS/Emma Freiha

Joseph al-Hajj, an 80-year-old Lebanese musician, walks at Hotel Dieu hospital in Beirut, Lebanon April 13, 2021. Picture taken April 13, 2021. REUTERS/Emma Freiha

Joseph al-Hajj, an 80-year-old Lebanese musician, poses for a picture with healthcare workers at Hotel Dieu hospital in Beirut, Lebanon April 13, 2021. Picture taken April 13, 2021. REUTERS/Emma Freiha

Joseph al-Hajj, an 80-year-old Lebanese musician, waits to receive a shot of coronavirus disease (COVID-19) vaccine at Hotel Dieu hospital in Beirut, Lebanon April 13, 2021. Picture taken April 13, 2021. REUTERS/Emma Freiha

Nasser Yassine, AUB professor, gestures as he speaks during an interview with Reuters in Beirut, Lebanon April 9, 2021. Picture taken April 9, 2021. REUTERS/Issam Abdallah

People shop for vegetables at a souk in Beirut, Lebanon April 12, 2021. Picture taken April 12, 2021. REUTERS/Issam Abdallah

People shop at a souk in Beirut, Lebanon April 12, 2021. Picture taken April 12, 2021. REUTERS/Issam Abdallah

A vendor arranges zucchini at a souk in Beirut, Lebanon April 12, 2021. Picture taken April 12, 2021. REUTERS/Issam Abdallah

People shop at a souk in Beirut, Lebanon April 12, 2021. Picture taken April 12, 2021. REUTERS/Issam Abdallah

People shop for vegetables at a souk in Beirut, Lebanon April 12, 2021. Picture taken April 12, 2021. REUTERS/Issam Abdallah

A plate of Fattoush, a popular salad, is seen at Hala Sheikh's house in Beirut, Lebanon April 13, 2021. Picture taken April 13, 2021. REUTERS/Issam Abdallah

Hala Sheikh prepares Fattoush, a popular salad, at her house in Beirut, Lebanon April 13, 2021. Picture taken April 13, 2021. REUTERS/Issam Abdallah

Hala Sheikh prepares Fattoush, a popular salad, at her house in Beirut, Lebanon April 13, 2021. Picture taken April 13, 2021. REUTERS/Issam Abdallah

U.S. Under Secretary of State for Political Affairs David Hale attends a meeting with Lebanon's Prime Minister-designate Saad al-Hariri in Beirut, Lebanon April 14, 2021. REUTERS/Mohamed Azakir

U.S. Under Secretary of State for Political Affairs David Hale speaks after a meeting with Lebanese Parliament Speaker Nabih Berri in Beirut, Lebanon April 14, 2021. REUTERS/Aziz Taher

U.S. Under Secretary of State for Political Affairs David Hale speaks after a meeting with Lebanese Parliament Speaker Nabih Berri in Beirut, Lebanon April 14, 2021. REUTERS/Aziz Taher

U.S. Under Secretary of State for Political Affairs David Hale speaks after a meeting with Lebanese Parliament Speaker Nabih Berri in Beirut, Lebanon April 14, 2021. REUTERS/Aziz Taher

U.S. Under Secretary of State for Political Affairs David Hale arrives for his meeting with Lebanese Parliament Speaker Nabih Berri in Beirut, Lebanon April 14, 2021. REUTERS/Aziz Taher

U.S. Under Secretary of State for Political Affairs David Hale arrives to meet with Lebanese Parliament Speaker Nabih Berri in Beirut, Lebanon April 14, 2021. REUTERS/Aziz Taher

U.S. Under Secretary of State for Political Affairs David Hale meets with Lebanese Parliament Speaker Nabih Berri in Beirut, Lebanon April 14, 2021. REUTERS/Aziz Taher

U.S. Under Secretary of State for Political Affairs David Hale leaves after a meeting with Lebanon's caretaker Foreign Minister Charbel Wehbe, in Beirut, Lebanon April 14, 2021. REUTERS/Mohamed Azakir

U.S. Under Secretary of State for Political Affairs David Hale walks with Lebanon's caretaker Foreign Minister Charbel Wehbe, in Beirut, Lebanon April 14, 2021. REUTERS/Mohamed Azakir

U.S. Under Secretary of State for Political Affairs David Hale walks with Lebanon's caretaker Foreign Minister Charbel Wehbe, in Beirut, Lebanon April 14, 2021. REUTERS/Mohamed Azakir

U.S. Under Secretary of State for Political Affairs David Hale and U.S. Ambassador to Lebanon Dorothy Shea meet with Lebanon's caretaker Foreign Minister Charbel Wehbe, in Beirut, Lebanon April 14, 2021. REUTERS/Mohamed Azakir

U.S. Under Secretary of State for Political Affairs David Hale meets with Lebanon's caretaker Foreign Minister Charbel Wehbe, in Beirut, Lebanon April 14, 2021. REUTERS/Mohamed Azakir

Annie Vartivarian, mother of late Gaia Fodoulian, who died in Beiut blast, stands next to her daughter's artwork at an exhibition in Beirut, Lebanon April 8, 2021. Picture taken April 8, 2021. REUTERS/Mohamed Azakir

People stand near an artwork by Gaia Fodoulian, who died in Beirut blast, at an exhibition in Beirut, Lebanon April 8, 2021. Picture taken April 8, 2021. REUTERS/Mohamed Azakir

An artwork of late Gaia Fodoulian, who died in Beirut blast, is seen at an exhibition in Beirut, Lebanon April 8, 2021. Picture taken April 8, 2021. REUTERS/Mohamed Azakir

Demonstrators hold a sign during a protest over the deteriorating economic situation, in Beirut, Lebanon April 10, 2021. REUTERS/Aziz Taher

Demonstrators gather during a protest over the deteriorating economic situation, in Beirut, Lebanon April 10, 2021. REUTERS/Aziz Taher

A man holds a Lebanese flag as demonstrators gather during a protest over the deteriorating economic situation, in Beirut, Lebanon April 10, 2021. REUTERS/Aziz Taher

Representatives of German firms attend a press conference to outline proposals to rebuild Beirut port, in Beirut, Lebanon April 9, 2021. REUTERS/Mohamed Azakir

Representatives of German firms attend a press conference to outline proposals to rebuild Beirut port, in Beirut, Lebanon April 9, 2021. REUTERS/Mohamed Azakir

Vehicles drive near the grain silo that was damaged during Beirut port explosion, in Beirut, Lebanon April 9, 2021. REUTERS/Mohamed Azakir

Vehicles drive near the grain silo that was damaged during Beirut port explosion, in Beirut, Lebanon April 9, 2021. REUTERS/Mohamed Azakir

Men ride on motorbikes at Burj al-Barajneh refugee camp in Beirut, Lebanon April 6, 2021. Picture taken April 6, 2021. REUTERS/Mohamed Azakir

People walk at Burj al-Barajneh refugee camp in Beirut, Lebanon April 6, 2021. Picture taken April 6, 2021. REUTERS/Mohamed Azakir

People sit at Burj al-Barajneh refugee camp in Beirut, Lebanon April 6, 2021. Picture taken April 6, 2021. REUTERS/Mohamed Azakir

Women walk under electricity cables at Burj al-Barajneh refugee camp in Beirut, Lebanon April 6, 2021. Picture taken April 6, 2021. REUTERS/Mohamed Azakir

A view shows a closed restaurant in Beirut, Lebanon March 30, 2021. Picture taken March 30, 2021. REUTERS/Mohamed Azakir

People sit at a restaurant in Beirut, Lebanon March 30, 2021. Picture taken March 30, 2021. REUTERS/Mohamed Azakir

A man walks past a closed cafe in Beirut, Lebanon March 30, 2021. Picture taken March 30, 2021. REUTERS/Mohamed Azakir

Migratory birds fly through the sky of southern Lebanon March 28, 2021. REUTERS/Aziz Taher