Pope Francis suffered two new acute respiratory crises Monday and was put back on noninvasive mechanical ventilation, in another setback to his battle to fight pneumonia, the Vatican said. Doctors extracted “copious” amounts of mucus from his lungs during two bronchoscopies,

Doctors in Rome are still treating Pope Francis for double pneumonia. The Vatican says he suffered two new acute respiratory crises Monday and was put back on a ventilation.

The 88-year-old pope “presented no episodes of respiratory insufficiency or bronchospasm,” the Vatican said in its evening medical bulletin March 4. He remained without fever, was “always alert, cooperating with therapy and oriented.”