The mother was arrested on allegations she purchased ammunition and tactical gear for her son, who authorities said was planning "mass targeted violence" at a San Antonio school.
The EPA announced it will roll back limits established by the Biden administration on "forever chemicals" in drinking water. "Forever chemicals" don't break down easily and are found in water, air, soil and fish. Research connects them to a range of serious illnesses. CBS News medical contributor Dr. Celine Gounder explains what to know.
