The Kansas City Royals aren’t in a hurry to promote Rich Hill. In the end, it could prove costly. The Royals brought in the 45-year old lefty on a minor league deal, and so far, he’s been great down on the farm. But Kansas City isn’t calling Hill up. He’s gone past the June 15 opt-out date that he could’ve used, but according to MLB insider Robert Murray , Hill essentially has been given the freedom by the Royals to leave if he finds a different major league contract. K.C. might want to reconsider. MORE: Yankees’ scoreless inning streak risks shattering infamous 1908 record In Triple-A, he has a 2.81 ERA and a 29.7% strikeout rate. If he can do even 80 percent of that in MLB, the Royals should