Oil, yields and the U.S. dollar are the primary pressures. The Iran war has kept the Strait of Hormuz largely closed to Brent crude, which is now trading above $105. This has led to concern about the possibility of energy prices being passed on to other sectors of the economy. As a result, the yields on U.S. Treasuries have risen and the U.S. dollar has appreciated this past week. Gold (XAU) prices dropped on Friday and headed back toward the week's losses as rising energy costs resumed to increase inflatio ...