Yankees’ Sonny Gray trade isn’t working out for A’s so far

The Yankees had agreed to two prospects needed to obtain Sonny Gray last July, but GM Brian Cashman was hesitant on the third. James Kaprielian was the 16th-overall pick in the 2015 draft and earlier in the month the Yankees already had sent the player taken 18th overall in 2016, Blake Rutherford, to the White…