At Hem Testing News Today

Demand goes up, and prices will as well. kate >> sam brock, thank you. covid cases are rising sharply nationwide with new subvariants popping up and posing new challenges to current vaccines but how concerned should we be >> reporter: tonight, covid is making a comeback with the number of cases surging more than 50% in the last two weeks. >> it feels like ground hog day for so many of us during this pandemic >> reporter: all but one state seeing an increase in infections even as numbers are li...