March 31, 2020March 31, 2020 by Julie Schaul . Posted in " External Videos " . Tags " central middle school, coronavirus, covid19, evergreen park, medical workers, thank you " . The #OAV students from Central Middle School of Evergreen Park wanted to thank their local healthcare workers at Advocate Christ Medical Center & OSF Little Company of Mary Medical Center. To ALL healthcare workers all over the world — THANK YOU!