Bollig was issued a boarding penalty on the play at 17:13 of the second period.
Minnesota won Game 4 of the Western Conference Second Round Series 4-2. Ballard did not return to the game and will not play in Game 5 in Chicago.
The following grounds are being considered for supplemental discipline: Boarding/checking from behind. However, the Department of Player Safety retains the right to make adjustments to the infraction upon review.