(CNN) States across the US are now seeing a decline in coronavirus cases, a US top official said this week, though he warned things could quickly change again if Americans aren't careful. The daily average number official new coronavirus cases reported in the US has been declining for weeks. Twelve states' average daily cases have risen at least 10% against the previous week, including Hawaii, Johns Hopkins data show. Coronavirus infections rising in schoolsColleges in at least 17 states have reported Covid-19 cases on campus, with outbreaks traced to off-campus gatherings, athletics, Greek life, dorms or move-in testing. Georgia's seven-day average of new daily cases was around 2,500 Wednesday -- down from a plateau of around 3,700 daily in late July, Johns Hopkins data show.

Source: CNN August 20, 2020 07:07 UTC