“Climate of Doubt” online live chat right now

UPDATE: PBS Admits to a “mistake” on my point about Dr. Edward Teller’s signature see below… Live chat on now – join in  (ended, my two questions were ignored, as were many others.) The producer and host of the “Climate of Doubt” Frontline program will be on a live chat at 1 p.m. ET. Good…

Why did PBS FRONTLINE electronically alter the signature of one of the world’s most distinguished Physicists in their report “Climate of Doubt’?

UPDATE: PBS admits to this as being a mistake, see below – Anthony Tuesday night as I watched the program, one of the documents on display during the interview with Dr. Fred Singer (who reporter John Hockenberry treated quite poorly with some editing tricks) caught my eye, because I saw it had been altered by…