![]() St. Louis Post-Dispatch | US hospitals on lockdown after unknown substance exposure AFP - Jamie Newell, a spokeswoman for SSM DePaul Health Center in Bridgeton, Missouri near St. Louis, said three men who "came in contact with a dangerous ... 2 St. Louis hospital emergency rooms on lockdown Two St. Louis Hospitals on Lock Down for Hazardous Material Scare Authorities in East St. Louis find source of chemical that ... |

