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Robinson was making an appearance at the Mayberry truck show in Mount Airy when he was injured, campaign spokesperson Mike Lonergan said in a statement.
Robinson was treated at Northern regional hospital in Mount Airy for second-degree burns, he added.
The rest of the article is fluff.
You may need to log out and log back in for the addition of the sudo group to take effect.
The default config sudo should be fine, but if the above doesn’t work then you may also want to look up “visudo” to check/modify the sudo config.