FILE - In this May 5, 2021, file photo, Nepalese men in personal protective suits cremate the bodies of COVID-19 victims while others extend the crematorium as the number of deaths rise near Pashupatinath temple in Kathmandu, Nepal. Authorities extended a lockdown in the capital Kathmandu and surrounding districts by another week as the Himalayan nation recorded the highest COVID-19 daily infections and deaths. (AP Photo/Niranjan Shrestha, File)

A COVID-19 patient receives oxygen in an ambulance outside an emergency ward of a hospital as he waits for an intensive care bed to be allotted in Kathmandu, Nepal, Friday, May 7, 2021. Across the border from a devastating surge in India, doctors in Nepal warned Friday of a major crisis as daily coronavirus cases hit a record and hospitals were running out of beds and oxygen. (AP Photo/Niranjan Shrestha)

A Nepalese paramedic moves away an empty oxygen cylinder as a COVID-19 patient lies on a bed outside an emergency ward of a government run hospital in Kathmandu, Nepal, Friday, May 7, 2021. Across the border from a devastating surge in India, doctors in Nepal warned Friday of a major crisis as daily coronavirus cases hit a record and hospitals were running out of beds and oxygen. (AP Photo/Niranjan Shrestha)

Nepalese paramedics treat a COVID-19 patient outside an emergency ward of a government run hospital in Kathmandu, Nepal, Friday, May 7, 2021. Across the border from a devastating surge in India, doctors in Nepal warned Friday of a major crisis as daily coronavirus cases hit a record and hospitals were running out of beds and oxygen. (AP Photo/Niranjan Shrestha)

Staff member of a government run hospital checks to refill the empty oxygen cylinders in Kathmandu, Nepal, Friday, May 7, 2021. Across the border from a devastating surge in India, doctors in Nepal warned Friday of a major crisis as daily coronavirus cases hit a record and hospitals were running out of beds and oxygen. (AP Photo/Niranjan Shrestha)

A family member throws a garland to pay tributes to her relatives who died of COVID-19 at a crematorium near Pashupatinath temple in Kathmandu, Nepal, Friday, May 7, 2021. Across the border from a devastating surge in India, doctors in Nepal warned Friday of a major crisis as daily coronavirus cases hit a record and hospitals were running out of beds and oxygen. (AP Photo/Niranjan Shrestha)

Nepalese army personnel in PPE suits salute to pay tribute to COVID-19 victims before cremating their bodies near Pashupatinath temple in Kathmandu, Nepal, Friday, May 7, 2021. Across the border from a devastating surge in India, doctors in Nepal warned Friday of a major crisis as daily coronavirus cases hit a record and hospitals were running out of beds and oxygen. (AP Photo/Niranjan Shrestha)

A COVID-19 patient arrives on a wheelchair as others are lying down on beds outside an emergency ward of a government run hospital in Kathmandu, Nepal, Friday, May 7, 2021. Across the border from a devastating surge in India, doctors in Nepal warned Friday of a major crisis as daily coronavirus cases hit a record and hospitals were running out of beds and oxygen. (AP Photo/Niranjan Shrestha)

A Nepalese paramedic wheels in an oxygen cylinder as a COVID-19 patient rests on a bed in the corridor of a government run hospital in Kathmandu, Nepal, Friday, May 7, 2021. Across the border from a devastating surge in India, doctors in Nepal warned Friday of a major crisis as daily coronavirus cases hit a record and hospitals were running out of beds and oxygen. (AP Photo/Niranjan Shrestha)

Family members watch as Nepalese army personnel in PPE suits salute to pay tribute to the COVID-19 victims before cremating their bodies near Pashupatinath temple in Kathmandu, Nepal, Friday, May 7, 2021. Across the border from a devastating surge in India, doctors in Nepal warned Friday of a major crisis as daily coronavirus cases hit a record and hospitals were running out of beds and oxygen. (AP Photo/Niranjan Shrestha)

Family members wait to receive the body of a COVID-19 victim outside a government run hospital in Kathmandu, Nepal, Friday, May 7, 2021. Across the border from a devastating surge in India, doctors in Nepal warned Friday of a major crisis as daily coronavirus cases hit a record and hospitals were running out of beds and oxygen. (AP Photo/Niranjan Shrestha)

Family members watch as Nepalese army personnel in PPE suits prepare the bodies of COVID-19 victims for cremation near Pashupatinath temple in Kathmandu, Nepal, Friday, May 7, 2021. Across the border from a devastating surge in India, doctors in Nepal warned Friday of a major crisis as daily coronavirus cases hit a record and hospitals were running out of beds and oxygen. (AP Photo/Niranjan Shrestha)

Nepalese workers wearing personal protective suits place the body of a COVID-19 victim on a funeral pyre for cremation on the banks of Bagmati river in Kathmandu, Nepal, Friday, May 7, 2021. Across the border from a devastating surge in India, doctors in Nepal warned Friday of a major crisis as daily coronavirus cases hit a record and hospitals were running out of beds and oxygen. (AP Photo/Niranjan Shrestha)