by: Missourinet, Jill Enders, St. Louis Posted: Mar 9, 2020 / 04:31 AM CDT / Updated: Mar 9, 2020 / 04:31 AM CDT (Missourinet)– Hundreds of anti-abortion demonstrators from around the country were in St. Louis over the weekend for the 3rd annual March on the Arch. On Saturday, activists gathered outside of Missouri’s last remaining abortion clinic, Planned Parenthood in the Central West End.