India, March 15 -- The US markets ended mostly lower on Thursday on renewed concerns about a potential trade deal between the US and China. A meeting between President Donald Trump and Chinese President Xi Jinping will be delayed until at least April indicating that a bilateral trade deal will not be finalized this month. The report comes after Trump said on Wednesday that he was in no rush to strike a trade agreement and there remained the possibility that he could walk away, even as he expressed optimism about progress in talks. Besides, uncertainty about Brexit also kept traders on the sidelines, with members of parliament voting in favor of delaying Brexit after they rejected the idea of leaving the European Union without a deal. Meanwh...