By Nick Selbe Mercury coach Vanessa Nygaard is not pleased with how the star player’s detainment in Russia has been handled. As Mercury center Brittney Griner’s trial in Russia is now underway, many in the U.S. have grown frustrated that the star player’s detainment has continued for so long. On Tuesday, Phoenix coach Vanessa Nygaard posited the question: What if someone like LeBron James was in Griner’s place? “If it was LeBron, he’d be home, right?” Nygaard said, according to Casey L. Moor of USA TODAY. “It’s a statement about the value of women. It’s a statement about the value of a black p…