Asian stocks struggle as headwinds grow; gold shines

By Saikat Chatterjee HONG KONG (Reuters) - Asian stocks struggled to hold early gains on Wednesday as several indicators screamed caution, and a relapse in oil prices made sentiment even more fragile ahead of a Federal Reserve policy statement due later. Technology giant Apple Inc's forecast of its first revenue drop in 13 years signalled a risk of diminishing corporate profitability and more downgrades. With Chinese stocks showing fresh signs of weakness after a 6.4 percent tumble in the previo