January 30, 2020 5:23 pm Coronavirus Declared Public Health Emergency One passenger who wanted to leave the March Air Reserve Base was placed in quarantine. Tony Shin reports for the NBC4 News at 4 p.m. on Thursday, Jan. 30, 2020. US & World Videos 3:12 Groundbreaking new device targets liver tumors 5:38 SoCal family wins $11M settlement against mental health facility 2:17 Kaiser Permanente reaches tentative agreement with union 1:21 Why some are getting Botox shots on arms 4:20 What Is Cardiac Arrest and How Common Is It Among Young People?