CNN EarlyStart March 13, 2013 09:01:00
Experience and geography offer some clues about a potential pontiff. cardinal joseph ratzinger was 78 when he was chosen in 2005. but he wasn't the oldest pope. in the 12th and 13th centuries, two donned their robes at the age of 85. the youngest, pope john xii was a youthful 18 when he assumed the papacy. he had help of his father who fixed the election of his only son before his death. only one man was not a cardinal first. he was named pope urban vi back in 1378. the italians have clearly had the home field advantage, dominating it through the centuries. the conclave of 1978, produced the c...