Southwest Airlines was in the hot seat at a Senate hearing over its recent meltdown A Senate hearing Thursday explored the causes and impacts of recent air travel disruptions. SCHAPER: Well, the airline's chief operating officer, Andrew Watterson, responded really the only way he could - by saying he's sorry. SCHAPER: Watterson also explained how an antiquated crew scheduling system …
The empire the Aztecs couldn't conquer Brian Overcast / Alamy Stock Photo The yácatas of Tzintzuntzan are uniquely round and made of volcanic stone – perhaps the most intact relics of the P'urhépechas The P'urhépechas were one of the only indigenous groups in Mexico the Aztecs failed to conquer – but despite that feat, they were nearly lost to history. …