New Delhi, May 10 -- THE Indian rupee (INR) fell today for the fifth day in a row against the US dollar (USD) as US-China trade war hit emerging market currencies. The rupee fell to 70.0675 at day's low after opening at 70.0550 as compared to Thursday's close of 69.9475. US today increased tariff to 25% on $200 billion worth of Chinese good as the two sides pursue last-ditch talks to try salvaging a trade deal. China's Commerce Ministry said it "deeply regrets" the US decision, adding that it would take necessary countermeasures, without elaborating. Rupee later pared some losses and traded flat at 69.94 a dollar....