What high-profile MSNBC anchors have been involved in on-air retractions since 2015?

1. What the user is actually asking and the limits of the reporting

The question seeks names of “high-profile MSNBC anchors” who “have been involved in on-air retractions since 2015,” which requires documented episodes in which an anchor publicly corrected or retracted a broadcast claim on air; none of the supplied sources record such on-air retractions, so this analysis must decline to invent examples and instead report what the available material actually covers — chiefly programming moves, suspensions and exits involving network personalities ^{[2] [3] [4] [5]}.

2. Anchors discussed in the reporting — what the sources say (and do not say) about retractions

Brian Williams is referenced in the context of MSNBC programming and anchor lineups and broader network history, but the supplied Wikipedia snippet and industry coverage here do not describe any on-air retraction he made since 2015 in these documents ^{[1] [5]}. Joy Reid appears in coverage of programming shake-ups and the cancellation of her show in 2025, with Variety noting her exit from a timeslot, yet the article excerpts do not attribute an on-air retraction to her ^[2]. Mehdi Hasan, Ayman Mohyeldin and Ali Velshi are cited in reporting about suspensions or shows being dropped amid the 2023 Gaza war coverage; those pieces describe lineup changes and internal decisions but contain no record in these sources of on-air retractions by those anchors ^{[3] [4]}. Andrea Mitchell and Lester Holt show up in industry roundups of departures and schedule shifts, again without linked examples of on-air retractions in the material provided ^{[5] [6]}.

3. Where the supplied reporting documents corrections, and the gap to “on-air retraction” claims

The excerpts emphasize network branding, staff reshuffles, cancellations and departures — for example, the MSNBC relaunch and rebranding items and the 2024–25 shake-ups noted by Variety and Semafor-adjacent reporting — and cite suspensions or program cancellations ^{[1] [2] [4]}. Those are editorial and personnel developments, not documented broadcast corrections. Because an “on-air retraction” is a specific editorial act (a host publicly acknowledging and correcting a factual error during a program), the absence of any such description in these sources prevents a sourced affirmative list; the files simply do not contain that kind of correctional record ^{[1] [2] [3]}.

4. Alternative angles and implicit agendas in the supplied coverage

The reporting presented skews toward personnel changes, branding and politics of programming decisions, which can obscure finer-grained journalistic accountability items such as retractions; industry outlets (Variety, The Guardian, trade roundups) often frame stories around talent moves and ratings rather than cataloging corrections on air, producing an implicit agenda favoring business and scheduling narratives over newsroom-standards minutiae ^{[2] [4] [5]}. Additionally, some sources (for example, claim- or opinion-oriented pages cited here) criticize MSNBC editorial choices without offering substantiated instances of retractions, which suggests the need to cross-check claims about corrections against primary recordings or correction logs that are not included in the supplied set ^[7].

5. Conclusion and recommended next steps for verification

From the supplied reporting there is no documented, sourced list of MSNBC anchors who issued on-air retractions since 2015; the sources instead document anchors’ shows being canceled, anchors being suspended or departing, and network rebrands ^{[2] [3] [4] [1]}. To produce a definitive, evidence-based list, primary research should target MSNBC correction/errata pages, contemporaneous transcripts or video of programs, and press notices or contemporaneous industry reporting specifically describing on-air corrections — materials that are not contained in the provided sources (no citation available in the current set).