If they're sitting on the shore with a fully stocked rescue boat delaying help to post their edits, aye I'd be peeved too. Otherwise, might as well keep info updated as it becomes known.
One of the beauties of the internet is that there's enough people willing to do the work to keep the rest of the world up to date with real-time information.
Chances are changing tenses was just a single command anyway, `./pastTensify.sh "https://en.wikipedia.org/wiki/Francis_Scott_Key_Bridge_(Balt..."` or whatever the Wikipedia bot command equivalent would be.
Adding actual information about the event will naturally take a little longer as it needs writing first - they probably fired off the pastTensify automation while writing the meat and potatoes of their edit.