ANCHORAGE, Alaska (AP) — Alaska’s contact tracing program is working well despite undergoing a strain in recent months during the effort to track coronavirus infections, public health officials said.

The state recently increased the size of its team of contact tracers as the number of new cases went on a downward trajectory, The Anchorage Daily News reported.

Public health experts believe the investigative process of tracking how a virus moves through a population is key to slowing the spread of COVID-19. The continued efficiency of contact tracing depends on the actions of Alaska resid...