tonight, the white house says it is in touch with chicago's mayor and illinois governor in hope of re-opening chicago schools, despite the omicron surge. chicago's largest school district in the nation with classes in limbo because of a standoff between the teacher's union and the mayor, who will join us in a moment. now, the union is insisting on virtual learning, while the mayor is demanding schools open. it is meant no school for three days. tonight, the union accused the mayor of turning down an offer for thousands of so-called shield tests, which are saliva-based, along with ppe. >> we have been fighting for resources for months. our teachers are ready to work. that he have been ready to work. they've been ready to work remotely under safe conditions. our members have caught covid. our students have caught covid. they are catching covid all over the world. that's not just a surge here in chicago. >> chicago mayor lori lightfoot joins me tonight. appreciate you being with us. so, where do things stand right now? i mean, will teachers and students be in school on monday?