By Polya Lesova
NEW YORK (MarketWatch) -- Treasury prices rose on Wednesday, sending yields lower as investors sought safe-haven assets. The yield on the benchmark 10-year note 10_YEAR -1.30% dropped 3 basis points to 1.974%. Yields on 30-year bonds 30_YEAR -0.53% declined 2 basis points to 3.187%. U.S. stock futures pointed to a lower opening on Wall Street.