HONG KONG (AP) — Asian shares were mixed and oil was trading below $80 a barrel on Wednesday as markets watched for details on the interim agreement between the U.S. and Iran to end the war . U.S. futures edged higher ahead of the Federal Reserve’s policy decision announcement and after Wall Street closed mixed near their record highs. Tokyo’s Nikkei 225 was 0.8% higher at 69,926.08 near its all-time high set this week, after official data showed Japan’s exports jumped 17% in May from a year