TOKYO (AP) — Asian shares mostly dipped in Monday morning trading as worries continued about soaring oil prices and the potential for further escalation in the U.S. war with Iran . The drops in Asia follow the deep declines on Wall Street last Friday that finished off a fifth straight losing week , its longest such streak in nearly four years. Japan’s benchmark Nikkei 225 slipped 4.5% in morning trading to 50,979.54. Australia’s S&P/ASX 200 lost 1.2% to 8,417.00. South Korea’s Kospi dove 3.2%