PowerPoint; presentation; webinar; National Safe and Healthy Housing Coalition; NSHHC; Nse Obot Witherspoon; Tom Neltner; Lindsay McCormack; EDF; Environmental Defense Fund; CEHN; Children’s Environmental Health Network; EPA; Environmental Protection Agency; Lead and Copper Rule; drinking water; lead exposure; 2020; | Understanding EPA’s Proposed Changes to the Lead and Copper Rule [slides]