Is Juarez the agent that Loya refers to as, "another agent"?
No both Loya and Sutton refer to him by his name Juarez. Sutton also refers to another agent at times which maybe Juarez. Not enough info out there to keep thinks straight with all the bits and pieces that dribble out.
http://www.americanfreedomriders.com/JoeLoyaLetter.html
http://www.freerepublic.com/focus/news/1768748/posts?page=190#190 [Sutton]