The tally of known coronavirus cases in the District, Maryland and Virginia stood at 1,051 on Wednesday after Maryland reported an additional 74 cases Wednesday morning, bringing the state’s total to 424. Virginia reported 101 more cases Wednesday for a total of 392. The District reported 48 new cases Wednesday, bringing its total to 235.

Here are some of the most significant and recent developments as the region responds to the pandemic of the novel coronavirus, which causes the disease covid-19:

• The latest Virginia fatalities from covid-19 come from a rehabilitation facility with many seniors, where 14 residents and four health-care workers have tested positive for the coronavirus. Officials announced a third death Wednesday involving a person at the facility.

• Maryland extended the closure of public schools by four weeks, through April 24.

• Virginia added 101 new cases of coronavirus on Wednesday. The District reported a third death and 48 new cases Wednesday, including an eight-week-old child.

• Virginia Gov. Ralph Northam said he would issue an executive order to all hospitals requiring them to postpone elective surgeries to free up space for covid-19 patients. He said his staff has also been scouting locations around the state, in concert with the U.S. Army Corps of Engineers, to find sites where temporary hospitals can be built.