Didn’t JWST recently present confounding evidence against one of of the core assumptions of big bang theory, thereby invalidating it? Something about the faint,

Didn’t JWST recently present confounding evidence against one of of the core assumptions of big bang theory, thereby invalidating it? Something about the faint, far off “redshift” background radiation from the beginning of time was actually coming from a much closet newer source , not what the theories held? I’ll repost paper if I can find it.