Sens. Richard Blumenthal, D-Conn., and Marsha Blackburn, R-Tenn., left, initially introduced the Kids Online Safety Act last year. (Photo by Samuel Corum/Getty Images) Fight over Kids Online Safety Act heats up as bill gains support in Congress KOSA is just one of several pieces of children's safety legislation that has received growing attention from civil society groups. May 2, 2023 By Tonya Riley