ROME (AP) — Pope Francis remained in critical but stable condition Tuesday, with his blood parameters remaining stable as he works from the hospital while battling double pneumonia, the Vatican said.

Pope Francis was in critical but stable condition Tuesday as he worked from the hospital while battling double pneumonia, and the Vatican announced some major governing decisions that suggest he is getting essential work done and looking ahead.

Pope Francis has also written a letter of resignation, to be invoked if he became medically incapacitated.