[U.S. Treasury Auctions Four-Week Treasury Bills, Winning Yield 3.6%] The U.S. Treasury auctions four-week Treasury bills with a winning yield of 3.6% and a bid-to-cover ratio of 2.92; auctions eight-week Treasury bills with a winning yield of 3.620% and a bid-to-cover ratio of 2.79. (Cailian Press)