Slack continues to show leadership at Liberty Posted in: Sports The Vindicator | Jerry Michalsky — Liberty Head Coach Karen Slack in the 2018 State Championship 3-1 win over Vernon. In 2018, Liberty Head Coach Karen Slack led the Lady Panthers to a state championship in Austin with a 3-1 ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today!