A Covid-19 outbreak in Provincetown, Massachusetts, helped change the CDC’s mask guidance. Here’s what residents learned and how they’re responding. No Comments Uncategorized • Tracking cases | Your questions answered • Tracking cases | Your questions answered Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to print (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on WhatsApp (Opens in new window)