Mumbai, March 18 -- The dollar index is witnessing mild uptick on Tuesday morning in Asia ahead of the much awaited Federal Reserve policy meeting outcome this week. The yield on the 10-year US Treasury note remained stable around 4.29%. DXY that measures the greenback against a basket of currencies is quoting at 103.20, up 0.20% on the day, still struggling around 5-month lows. Concerns over US trade policies, with President Donald Trump's aggressive tariff stance raising fears of potential economic slowdown is keeping the greenback under pressure. Meanwhile, data yesterday showed that US retail sales came in slightly less than expected at 0.2% in February after tumbling by a revised 1.2 percent in January. However, President Donald Trum...