Michigan Refs Apparently Meant To Call Karan Higdon’s Holding Call On Northwestern Published September 29, 2018 Prev2 of 7Next Harbaugh said the whole stadium saw Karan Higdon was tackled on the holding call except the officials. Sounds about right. — Zach Shaw (@_ZachShaw) September 30, 2018 Flip through to see more reactions Prev2 of 7Next In this article: Recent Posts Interesting Development On NFL’s Pursuit Of UM DC Wink Martindale B1G Program Hires For NFL Coach Rex Ryan Michigan Pegged To Land Five-Star Fresh Off Decommitment Michigan Expected To Miss Out On Top Transfer Portal DB Target UM Coach Hints At Several Top Defenders Returning For Next Year, Potential Position Switch