U.S. Treasury yields fell on Monday as hopes waned that a stimulus deal in Washington would be signed before the presidential election next week.The yield on the benchmark 10-year Treasury note slipped to 0.809% at 4:10 a.m. ET, while the yield on the 30-year Treasury bond slumped to 1.601%. Yields move inversely to prices.This comes after the 10-year Treasury yield saw seven straight days of gains last week, reaching a four-month high.Yields retreated on Monday, however, as CNN reported Sunday that House Speaker Nancy Pelosi said she had sent over a list of remaining concerns on the stimulus deal to the White House and hoped to hear back Monday.She also suggested that the language around major issues such as coronavirus testing, jobless benefits, as well as state and local funding, still needed to be agreed with the White House.Investors will also be keeping an eye out for U.S. new home sales data, expected at 10 a.m. ET, as an indicator of economic health.In addition, $54 billion worth of 13-week bills will be auctioned Monday, as well as $51 billion worth of 26-week bills. Competitive closing time for both sales is 11 a.m. ET.