O’FALLON, Mo. (AP) – Health care workers at a Kansas City hospital will start receiving shots of the coronavirus vaccine Monday, and thousands of other medical workers across Missouri will soon follow.Truman Medical Centers/University Health received its first shipment of Pfizer’s COVID-19 vaccine Monday morning and spokeswoman Leslie Carto said the first vaccinations were expected to start by mid-afternoon. Frontline medical workers such as those who work in emergency rooms and COVID-19 units will be the first to get the vaccine at Truman. The Pfizer vaccine also is being sent to several other sites across the state. In St. Louis, BJC Health Care spokeswoman Laura High said vaccines will arrive by Tuesday for the first nearly 10,000 of BJC’s 50,000 health care workers. She said those vaccinations will begin this week, but declined to be more specific.