George Stephanopoulos, the co-anchor of "Good Morning America" and principal host of "This Week," has renewed his contract with ABC News, a network spokesperson confirmed on Thursday. The contract, which network sources described as long term, will see Stephanopoulos remaining at the helm of both programs, even as he dials back his hosting duties on the Sunday program. The news was first reported by TVNewser. "We expect him to remain with us for many, many years," Heather Riley, an ABC News spokesperson, told POLITICO. "This represents what he wanted – he is commited to GMA and This Week and understands...