AP Exclusive: Aztec leader's tomb found By MARK STEVENSON, Associated Press Writer Sat Aug 4, 3:23 AM ET He was emperor at the apogee of the Aztec civilization, the last to complete his rule before the Spanish Conquest. But Ahuizotl's tomb has never been found. No Aztec ruler's funeral chamber ever has. But Mexican archaeologists believe that has finally changed. Using ground-penetrating radar, they have detected underground chambers that could contain the remains of Ahuizotl, who ruled the Aztecs when Columbus landed in the New World. The find could provide an extraordinary window into Aztec civilization at its peak. Ahuizotl...