People run as gunfire and explosions are heard in Stepanakert, called Khankendi by Azerbaijan, in the Nagorno-Karabakh region, September 19, 2023, in this screengrab obtained from a handout video. Artsakh Public TV/Handout via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. ARMENIA OUT. NO COMMERCIAL OR EDITORIAL SALES IN ARMENIA. AZERBAIJAN OUT. NO COMMERCIAL OR EDITORIAL SALES IN AZERBAIJAN

A general view of Stepanakert, called Khankendi by Azerbaijan, in the Nagorno-Karabakh region as gunfire and explosions are heard there, September 19, 2023, in this screengrab obtained from a handout video. Artsakh Public TV/Handout via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. ARMENIA OUT. NO COMMERCIAL OR EDITORIAL SALES IN ARMENIA. AZERBAIJAN OUT. NO COMMERCIAL OR EDITORIAL SALES IN AZERBAIJAN

Russian peacekeepers evacuate civilians in the town of Askeran following the launch of a military operation by Azerbaijani forces in the region of Nagorno-Karabakh, a region inhabited by ethnic Armenians, in this still image from video published September 20, 2023. Russian Defence Ministry/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT. WATERMARK FROM SOURCE.

Civilians get out of a truck during an evacuation performed by Russian peacekeepers at an unknown location following the launch of a military operation by Azerbaijani forces in Nagorno-Karabakh, a region inhabited by ethnic Armenians, in this still image from video published September 20, 2023. Russian Defence Ministry/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT. WATERMARK FROM SOURCE.

A view shows a damaged residential building and cars following the launch of a military operation by Azerbaijani armed forces in the city of Stepanakert in Nagorno-Karabakh, a region inhabited by ethnic Armenians, September 19, 2023. Siranush Sargsyan/PAN Photo via REUTERS ATTENTION EDITORS - THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT.

A view shows civilians during an evacuation performed by Russian peacekeepers at an unknown location following the launch of a military operation by Azerbaijani forces in Nagorno-Karabakh, a region inhabited by ethnic Armenians, in this still image from video published September 20, 2023. Russian Defence Ministry/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT. WATERMARK FROM SOURCE.

A still image from video, published by Azerbaijan's Ministry of Defence, shows what it said to be an attack and neutralization of the military radio-technical node of the units of the armed forces of Armenia in the region of Nagorno-Karabakh, in this image taken from video published September 19, 2023. Azerbaijan's Ministry of Defence/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT. WATERMARK FROM SOURCE.

Civilians get out of a truck during an evacuation performed by Russian peacekeepers at an unknown location following the launch of a military operation by Azerbaijani forces in Nagorno-Karabakh, a region inhabited by ethnic Armenians, in this still image from video published September 20, 2023. Russian Defence Ministry/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT. WATERMARK FROM SOURCE.

A view shows civilians during an evacuation performed by Russian peacekeepers at an unknown location following the launch of a military operation by Azerbaijani forces in Nagorno-Karabakh, a region inhabited by ethnic Armenians, in this still image from video published September 20, 2023. Russian Defence Ministry/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT. WATERMARK FROM SOURCE.

Russian peacekeepers drive vehicles to evacuate civilians in the town of Askeran following the launch of a military operation by Azerbaijani forces in the region of Nagorno-Karabakh, a region inhabited by ethnic Armenians, in this still image from video published September 20, 2023. Russian Defence Ministry/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT. WATERMARK FROM SOURCE.

A view shows a damaged residential building and cars following the launch of a military operation by Azerbaijani armed forces in the city of Stepanakert in Nagorno-Karabakh, a region inhabited by ethnic Armenians, September 19, 2023. Siranush Sargsyan/PAN Photo via REUTERS ATTENTION EDITORS - THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT.

Civilians get out of a truck during an evacuation performed by Russian peacekeepers at an unknown location following the launch of a military operation by Azerbaijani forces in Nagorno-Karabakh, a region inhabited by ethnic Armenians, in this still image from video published September 20, 2023. Russian Defence Ministry/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT. WATERMARK FROM SOURCE.

SENSITIVE MATERIAL. THIS IMAGE MAY OFFEND OR DISTURB An injured civilian receives medical treatment from Russian peacekeepers at an unknown location following the launch of a military operation by Azerbaijani forces in Nagorno-Karabakh, a region inhabited by ethnic Armenians, in this still image from video published September 20, 2023. Russian Defence Ministry/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT. WATERMARK FROM SOURCE.

Civilians take cover in a shelter following the launch of a military operation by Azerbaijani armed forces in the city of Stepanakert in Nagorno-Karabakh, a region inhabited by ethnic Armenians, September 19, 2023. Siranush Sargsyan/PAN Photo via REUTERS ATTENTION EDITORS - THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT.

A view shows damaged cars in front of a residential building following the launch of a military operation by Azerbaijani armed forces in the city of Stepanakert in Nagorno-Karabakh, a region inhabited by ethnic Armenians, September 19, 2023. Siranush Sargsyan/PAN Photo via REUTERS ATTENTION EDITORS - THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT.

SENSITIVE MATERIAL. THIS IMAGE MAY OFFEND OR DISTURB An injured civilian receives medical treatment from Russian peacekeepers at an unknown location following the launch of a military operation by Azerbaijani forces in Nagorno-Karabakh, a region inhabited by ethnic Armenians, in this still image from video published September 20, 2023. Russian Defence Ministry/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT. WATERMARK FROM SOURCE.

Civilians board a truck as Russian peacekeepers perform an evacuation in the town of Askeran following the launch of a military operation by Azerbaijani forces in the region of Nagorno-Karabakh, a region inhabited by ethnic Armenians, in this still image from video published September 20, 2023. Russian Defence Ministry/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. MANDATORY CREDIT. WATERMARK FROM SOURCE.