Editor's note: This story was reported and photographed in January, before the global pandemic. The text has been updated to reflect the activities of the nuns aimed at COVID-19 prevention.
Jigme Yeshe Lhamo squats in a powerful kung fu stance. As she raises her 18-inch sword, it flashes in the sunlight against the backdrop of the Himalayas. It's a crisp January morning at Amitabha Drukpa Nunnery in Kathmandu Valley, home to more than 800 Himalayan Buddhist nuns ranging in age from 6 to 80.