Hong Kong stocks fell on Wednesday, with other regional markets mixed, as investors navigated the uncertainty of tensions in the Middle East despite the extension of a ceasefire with Iran by US President Donald Trump. The Hang Seng Index dropped 1.3 per cent to 26,137.01 at the noon break, while a gauge of the technology stocks trading in the city sank 2.2 per cent. On the Chinese mainland, the CSI 300 Index gained 0.3 per cent. A day before the two-week truce with Iran was set to expire, Trump...