Not all masks are made equally, just ask "Mask Nerd" Aaron Collins. The aerosol scientist breaks down the best masks for filtration, fit and comfort — and how to spot which masks are legitimate. https://cbsn.ws/3H808ag | CBS Mornings

We tested more than 20 different consumer face masks and found that style, fabric and fit make a difference at protecting you against the coronavirus. | CBC News: Marketplace

With coronavirus panic in full swing, surgical and N95 masks are flying off the shelves. But do they actually make a difference in protecting you against viruses? And can they protect you from other things like pollution, allergies, and mold? Wirecutter's research expert, Christina Colizza, walks you through exactly what these masks can and can't do for you. NOTE: Since shooting this video, the number of confirmed coronavirus cases in the US has increased from 12 to 15. Stay safe out there, and