The Rays announced that right-hander has been designated for a signment. Replacing Whitley on the active roster is left-hander , who has been called up from Triple-A Durham to make his first appearance on a big league roster. It was just over two weeks ago that Tampa Bay acquired Whitley in a trade with Houston, after the Astros also DFAd the right-hander. The move marked the end of Whitleys...