Mumbai, Oct. 28 -- The dollar index is hovering above 102 mark on Wednesday with all focus on the upcoming US Fed's interest rate decision. Growing Middle East tensions adding to inflation concerns and strengthened expectations for higher interest rates are both seen as putting upward pressure on the counter. Markets will also closely watch the US Personal Consumption Expenditures (PCE) data due on Thursday. The dollar index that measures the greenback against a basket of currencies is quoting at 102.28, up 0.12% on the day. The dollar gained more than 1% against the kiwi after the Reserve Bank of New Zealand unexpectedly kept its cash rate unchanged. Against the basket currencies, EUR/USD and GBP/USD are both trading lower by around 01% ...