Tokyo, Aug. 20 (Jiji Press)--The dollar fell below 158.50 yen in Tokyo foreign exchange trading Thursday morning, reflecting a drop in U.S. long-term interest rates. At 10 a.m., the dollar stood at 158.39-41 yen, down from 159.16-17 yen at 5 p.m. Wednesday. Yen buying for

Dollar/Japanese yen: 158.16 Japanese yen per dollar (0.0063 dollar per Japanese yen)

Tokyo, Aug. 20 (Jiji Press)--The dollar fell below 158.50 yen in Tokyo foreign exchange trading Thursday morning, reflecting a drop in U.S. long-term interest rates. At 10 a.m.,…