Below are all of the URLs with the requested keyword, in the timeframe requested. This number will differ from the total article count in the confluence report, because this report shows all headlines containing a single keyword, but a single headline may have confluences on multiple keywords.
From abcnews.go.com
From rss.cnn.com
From www.cbsnews.com
From www.foxnews.com
Biden will follow CDC school-reopening guidance this week, even though agency provided it months ago
Gov. DeSantis: Florida lifts people up by keeping businesses, schools open amid coronavirus pandemic