Pope Francis, who is spending his sixth day in hospital for treatment of a respiratory infection, is alert and ate breakfast on Wednesday, the Vatican said in its latest update on the pontiff's fragile health.

LONDON — Vatican officials said late Tuesday that Pope Francis had developed pneumonia in both lungs, further complicating the pontiff’s recovery. The 88-year-old pope was hospitalized Friday after a weeklong bout of bronchitis worsened. On Monday, doctors said he had developed a mix of infections in his respiratory tract.