Prices of U.S. Treasuries slid on Tuesday as investors opted for riskier assets such as equities rather than government debt as the neck-and-neck U.S. presidential election draws to a close. A lackluster auction of $32 billion in three-year notes underscored investors' weariness with safe-haven U.S. debt. "It looks like everybody's putting their money in stocks today, a little bit of a 'thank God it's over' trade," said Kim Rupert, managing