U.S. Treasurys prices edged down on Friday after a two-day rally left yields near four-month lows and investors turned to battered stocks, with many focused on the hunt for a bombing suspect in Boston that nearly emptied that city's financial district.

Reassurance from Japan's finance minister that other industrialized nations accepted that Japan's $1.4 trillion stimulus plan was designed to buoy a stagnating economy and thus was in line with a previous G20 agreement also supported riskier assets.