Pope Leo on Sunday faced his toughest physical test since undergoing lung cancer surgery, visiting high-altitude Cusco on the final full day of his South America tour.
The 71-year-old pontiff, who had part of a lung removed a month ago, arrived in the ancient Inca capital, more than 3,400 metres (11,000ft) above sea level – high enough to leave many a visitor breathless.
Children in brightly woven ponchos and embroidered skirts greeted the pope as he stepped off the plane for the latest stop on…
