Originally Posted by
eagle92
They are retiring "A" Class and converting them to "Z". See this post frrom CO Insider from the Mileathon thread...sorry...no link to the post cause I don't know how to link to a single post.

Click on the post number in the top right corner. Copy and paste that Web address into your post. @:-)
http://www.flyertalk.com/forum/12384719-post261.html