Cincinnati Reds catcher Tyler Stephenson (thumb) is starting his minor league rehab assignment with Triple-A Louisville on Monday. Stephenson suffered a broken thumb on June 9, but barring any setbacks on his rehab assignment, he should be able to return as the Reds' everyday catcher just before the All-Star break in mid-July. The 25-year-old is one of the best hitting catchers in the big leagues when healthy, so he should remain stashed in all fantasy leagues. Before breaking his thumb, he was...