The Philadelphia Eagles looked to be cruising to a Super Bowl berth this year, with the best record in franchise history and with quarterback Carson Wentz making it look easy. But then he was injured last month, and replaced by backup QB Nick Foles, who has been uneven at best – and has prompted most observers to give the Atlanta Falcons the edge in today’s divisional NFC playoff. If the Eagles will prevail, it’s likely to be on the ground, not in the air, which means this year’s surprise acquisition, former Miami Dolphins running back Jay Ajayi, needs to play big.