Upstate News HeadlinesSeptember 3, 2020 Health officials say masks with valves not effective National Desk Staff Health officials say masks with valves not effective Share Shares Updated: 6:02 PM EDT Sep 3, 2020 Hide Transcript Show Transcript REPORTER: THE MASKS WE’RE TALKING ABOUT ARE THESE ONES YOU C HERE. — SEE HERE. I’M Related posts Alton Brown Coming to Greenville’s…Effective Ways For Schools To…How Technology Influences the Experience…3 Top Tips for Refreshing…Thank You and GoodbyeSouth Carolina Reports 6697 New…Weekend Things to Do in…South Carolina Reports 4245 New…BMW chairman announces new model…COVID-19 update from South Carolina…