In the fourth quarter with the Giants trailing by eight points,
A closer look shows that the ball was first deflected by Tony Carter who was covering Randle tightly. The ball then deflected off of Carter's foot into the arms of Harris.
The Broncos would then go on to score two touchdowns in the next four minutes to take a seemingly insurmountable 22-point lead. Here is the interception via CBS Sports...
Here is another angle...