Baseball America is starting their top 20 prospect lists, with the rankings for the Arizona League out today.
The Rangers have two players in the top 20 -- Johnny Whittleman, at #5, and Manuel Pina, at #12.
Also from BA, there is a summary of where the 2004 first round picks are now. In case you are worrying about Thomas Diamond being on at AA right now, a quick review of the status of those drafted around him should put your mind at ease...