Exploring Tanner Roark as Oakland A’s trade target

David Kohl-USA TODAY Sports The MLB trade deadline is two days away, and the Oakland A’s could use some more pitching. They already established themselves as buyers this month by acquiring starter Homer Bailey to bolster their rotation, and reliever Jake Diekman to strengthen their bullpen, but they’ll need more help than that. They’re in postseason position right now with the second Wild Card, so contention isn’t some long shot dream. It’s a real thing and this is the moment to seize it.

Indeed, Oakland doesn’t appear to be done shopping. After acquiring Diekman on Saturday, Ken Rosenthal of The Athletic reported that the A’s “do not figure to stop” with just their current pair of pitching…