Question: The short film Patrolling the Ether Was broadcast on this Sinclair broadcast group owned Television station in 1944?
Sentence (from "Patrolling the Ether"): It is notable as the first film ever broadcast simultaneously on more than one television station; on 10 April 1944, it was shown on three stations: WNBT, New York (now WNBC), WPTZ Philadelphia (now KYW) and WRGB Schenectady, New York, marking a milestone in the history of network television.
Relevant evidence: Yes