PHILADELPHIA (AP) Dak Prescott got all the help he needed thanks to a startling 56 yards of Eagles penalties to deliver the Cowboys to the brink of an extraordinary victory that would have kept them in the mix for the top spot in the NFC.The Cowboys fell oh-so short.About 5 yards shy, in fact, of the go-ahead touchdown when CeeDee Lamb was wrapped up by Darius Slay in the final seconds that...