GHANA’S COVID-19 infection rates are skyrocketing and include new strains of the virus not before seen in the country, filling treatment centres and threatening to overwhelm the health system, President Nana Akufo-Addo has said. Since January 5, the number of active cases has risen to 1,924 from about 900, Akufo-Addo said in a speech. There are now 120 severe cases, up from 18 a week ago. Ghana is not yet close to a peak seen during the first wave of infections in the middle of last year, but could quickly reach that level if cases keep rising at the current…