U.S. 30-year yields drop to fresh record low below 2%

NEW YORK (Reuters) - U.S. 30-year Treasury yields fell to a record low below 2% and benchmark 10-year notes dropped to a three-year trough on Thursday amid persistent worries about global trade tensions and economic slowdowns around the world.A day after inverting, the U.S. yield curve steepened a little. Curve inversion, which occurs when long-term yields dip below short-term ones, is widely considered a warning that the economy is headed for recession."I don't think we have seen a bottom in..