University of Oklahoma Director of Athletics Joe Castiglione greets medical staff outside OU Children's Hospital as he and other members of the OU Athletics Department and family participated in a caravan around the OU Medical Center campus to show their gratitude and appreciation for frontline healthcare workers in their fight against COVID-19 in Oklahoma City, Sunday, May 3, 2020. [Bryan Terry/The Oklahoman]
![University of Oklahoma Director of Athletics Joe Castiglione greets medical staff outside OU Children's Hospital as he and other members of the OU Athletics Department and family participated in a caravan around the OU Medical Center campus to show their gratitude and appreciation for frontline healthcare workers in their fight against COVID-19 in Oklahoma City, Sunday, May 3, 2020. [Bryan Terry/The Oklahoman]](http://cdn2.newsok.biz/cache/r960-75e3a84585a830447c7af5001891fef9.jpg)