But the launch has not been easy, Stat’s Maddie Bender reports. The company contracted to manage the testing has struggled to keep up with demand for personnel, forcing Gov. Charlie Baker to activate the National Guard to assist with testing. And school nurses say they are overburdened. Of the more than 2,200 schools that signed up for the program, only 1,410 schools had conducted testing in the past week, as of Oct. 17.