Buy or sell stocks, Oct. 14 -- The key benchmark indices of the Indian stock market ended marginally lower on Monday, halting a two-session rally, as subdued global sentiment and profit booking at elevated valuations weighed on investor confidence. Market participants remained on edge amid resurfacing US-China trade tensions, despite tentative signs of stability in overseas markets. Risk sentiment took a hit after US President Donald Trump imposed a 100% tariff on Chinese imports effective November 1. However, a partial recovery in global cues was seen after Trump adopted a more conciliatory tone, indicating openness to negotiations. At the closing bell, the BSE Sensex shed 173.8 points, or 0.21%, to settle at 82,327, while the NSE Nifty ...