Two op-eds published in the San Diego Union Tribune. One is very critical of the anti-American, subversive aspects of the murals. The other is written by two park supporters, the head of the Chicano Park Steering Committee and one of the mural artists.
If this video is too difficult to read you can go to this link to find them:
How flag concerns led to Chicano Park 'Patriot Picnic' events
http://www.sandiegouniontribune.com/opinion/commentary/sd-utbg-patriot-picnic-flag-park-20180208-story.html