A newly rediscovered drawing of a foot created by Michelangelo has just been auctioned off, fetching an eight-figure price tag and setting a record.The five-inch chalk drawing of the Libyan Sibyl's foot sold for $27.2 million on Thursday, Feb. 5, according to world-famous auction house Christie's.The subject of the drawing, which shows a foot with its heel off the ground, appears on the ceiling of the Sistine Chapel at the Vatican, which was painted from 1508 to 1512, the auction house said.This drawing now sets the record for the most spent at auction for a piece of Michelangelo artwork, topping...