Originally published at: Mark McKenzie isn't the only MLS talent Celtic recently missed out on - 67 Hail Hail
So there we have it, a big MLS talent has officially slipped through the Celtic grasp in Mark McKenzie. The powerful USA international today completed a move to Belgian outfit Genk. The deal was announced by his new club, as he leaves the Philadelphia Union an MLS Supporters Shield winner. Not to mention the runner-up…