Her husband and she were doing kora ( circumambulation in Tibetan) around Sera Monastery.
While walking together, she told him to go ahead and put herself on fire. The young monk of the monastery heard her screaming "The return of the Dalai Lama and freedom for Tibet.
Tso's husband and the monk tried to put out the flames, and an elderly monk named Tsultrim, her uncle, then brought her inside the monastery.
She passed away in a vehicle where she was put to be taken to the hospital, before leaving the monastery.
She was a mother of five children, two boys and three girls.
Note: News of her protest was initially delayed in reaching outside contacts due to communications clampdowns imposed by Chinese authorities in the area.