Agreed. You never carry a gun out of state until you research the local and state laws where you are going with regard to gun permit reciprocity.
From the article, it would appear that she DID do the research and did what was required and still ran afoul of their burdensome “requirements”.
What part of “shall not be infringed” is complicated for you?
And there's the trouble with attending any event in DC. Who knows how many jurisdictions I'd have to pass through, besides DC itself, who would want to arrest me. And I ain't leaving it home.