CDC mask guideline changes explained: 'This was the time for something big to happen'

The CDC is changing masking recommendations, and it’s part of a sweeping change in how the center measures COVID-19 in communities. The new metrics still look at case rates, but also now take new hospitalizations and hospital capacity into account. Montgomery County office of public health medical director Dr. Richard Lorraine talks to KYW Suburban Bureau Chief Jim Melwert on In Depth about what the changes mean, what Montgomery County is doing in response, and where this moment fits on the timeline of COVID-19 shifting from pandemic to endemic.