They didn't sign any last cycle. They currently have none this cycle. That could change, but he was a priority target for them and now he's out of the class. There could be any number of reasons why, but whatever the reason they are shorthanded again at corner.
They are said to be in good position for Houston Griffith out of IMG, where they've had lot more success than Cass Tech, but if they miss on him the chances of getting a high profile player at the position narrow pretty quickly.