Indianapolis Colts running back Marlon Mack kept his eyes down the field and his legs churning Sunday.
His teammates took the cue.
The offensive line created enough space for Mack to run for a career-high 139 yards and two scores, an improving defense smothered the league's hottest offense and the Colts rolled past Dallas 23-0 to stay in the AFC playoff hunt.
"When I saw those holes, I was like 'Yeah, it might be a good day,'" Mack said. "Holes like that don't come often."
If Mack continues to exploit the creases, there's no telling what the Colts (8-6) could do if they earn a postseason trip.
Since losing five of their first six,...