Pope Francis, battling double pneumonia, remains in critical condition for the fourth day running but is stable and has not had any further respiratory crises, the Vatican said on Tuesday. The 88-year-old pope was spending his 12th night at Rome's Gemelli hospital,

Pope Francis' condition remains critical but stable and he was able to do some work while still in the hospital with double pneumonia, the Vatican said in a Tuesday evening update.

Officials said Pope Francis is in critical condition as he battles pneumonia and early kidney failure. He was awake and eating normally during his treatments. Crowds have been gathering at Vatican City to pray for his recovery. Doctors reported Sunday that blood tests showed his early kidney failure was under control.