That seems completely reasonable, as local newspapers were never two-direction mass-communication before, but it's somehow harder to justify removing a comments section once you've decided to have it.
Comments on most news sites are typically just assholes making every story about whatever they're obsessed with.
Letters to the editor are still an active thing.
The other big advantage is that the only participants in channel are the newspaper and the submitter; no interaction between third parties on your platform means no flame wars or the like.
And if you can tolerate the meme format, [2] is my favorite academic fight of all times.
[1] https://www.lrb.co.uk/the-paper/v14/n06/nicholas-spice/how-t...
[2] https://twitter.com/phonologist/status/982023915319906304