The Ticker: Gibson, Mysteries, Elvis

By Chris Ariens 

>Charlie Gibson anchors a “20/20” special tomorrow night on the Rev. Billy Graham‘s relationship with 11 presidential administrations.

>Summer viewers like their mysteries. Last Saturday’s 48 Hours Mystery was first in households, viewers and adults (25-54 & 18-49). The program was Saturday’s #1 show in households and viewers for the fifth consecutive week.

>Marysol Castro‘s going to Graceland. The GMA Weekend weather and features correspondent helps kick off GMA’s week-long “celebration entitled Remembering the King.” The show is also soliciting viewers to submit their favorite Elvis memories on