Will Bush be deposed in CBS suit?

Former CBS Evening News anchor Dan Rather choked back tears on several occasions yesterday when discussing his decision to file a lawsuit against CBS and he left many audience members with a sense that he may call President George W. Bush as a witness should the lawsuit proceed to trial, says a report in The Cleveland Examiner.
http://www.examiner.com/blogs/Yeas_and_Nays/2007/9/26/Rather-chokes-up-and-hunkers-down

Suit will attempt to show that CBS tried to suppress the report
http://www.salon.com/opinion/blumenthal/2007/09/27/dan_rather_suit/index_np.html
(Thanks to Sherry Wasilow for forwarding these links)