 Based on these arrangements, Cunningham appears to be a shell corporation that Sinclair uses to circumvent Federal Communications Commission regulations on television station ownership.Cunningham was formed in 1994 as Glencairn, Ltd.It was headed by Edwin Edwards, a former Sinclair executive who had been general manager of one of Sinclair's original stations, WPTT-TV (channel 22, now WPNT) in Pittsburgh, Pennsylvania.