Commodity currencies nursed hefty losses on Friday, as investors sent the Australian dollar to 5 1/2 year lows as they bet on the Australian central bank reducing interest rates when it meets next week. While currencies from energy and resource producing countries, such as Canada and Australia, struggled under the weight of falling energy prices, the dollar, yen and euro were locked in familiar ranges. The Aussie dollar barely made any recovery on Friday, after dropping nearly 2 percent to $0.7720 on Thursday, a low unseen since July 2009. The Aussie dollar last traded at $0.7775, up 0.2 percent on the day but was ... (full story)