Nick Krall's comments quietly point to an expensive problem Reds fans didn't expect

Cincinnati Reds player Sal Stewart | Dylan Buell/GettyImagesWhen the Cincinnati Reds made the July 31 trade deadline deal that brought Ke'Bryan Hayes to town, they were thinking about shoring up their infield defense while finding a more comfortable place for Noelvi Marte to call home.

For a while, it worked. Hayes didn't hit much, as per usual, but he locked down the hot corner while Marte flourished out in right field. At the time, Nick Krall had no idea what kind of a logjam he'd be facing just a few months later.

The unforeseen cause of this infield pile-up is 21-year-old top prospect Sal Stewart. At the time of the Hayes trade, Stewart had just been promoted to Triple-A Louisville. He'd…