Gold price (XAU/USD) struggles to capitalize on the overnight modest gains and oscillates in a narrow trading band through the early part of the European session on Tuesday. Traders opt to wait on the sidelines ahead of the release of the US Personal Consumption and Expenditure (PCE) Price Index on Friday. The crucial data might influence expectations about the Federal Reserve's (Fed) rate cut path and provide a fresh directional impetus to the non-yielding yellow metal.