Washington DC, Sept. 4 -- President Donald Trump on Wednesday defended his secondary sanctions on India as effective pressure against Russia, and hinted at additional escalatory measures aimed at Moscow while ruling out - at a separate event - any reduction in the 50% tariff regime imposed on New Delhi. Trump rejected suggestions that his actions against Moscow over the Ukraine war were insufficient, specifically citing the India sanctions when challenged by a journalist at an Oval Office event as he met Polish President Karol Nawrocki. "Would you say that putting secondary sanctions on India... That cost hundreds of billions of dollars to Russia. You call that no action? And I haven't done phase two yet or phase three," Trump said, without...