Why did PBS FRONTLINE electronically alter the signature of one of the world's most distinguished Physicists in their report "Climate of Doubt'? – Watts Up With That?

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 … Continue reading Why did PBS FRONTLINE electronically alter the signature of one of the world's most distinguished Physicists in their report "Climate of Doubt'?