Feb. 28, 2018: A former city IT employee alleges mismanagement in the 911 call center, and accuses Black of unprofessionally shouting and hugging her in an exit interview memo. The memo was leaked to the media before Black alerted Cincinnati City Council of it.
March 5, 2018: Capt. Bridget Bardua files a sexual discrimination complaint with the U.S. Equal Employment Opportunity Commission alleging that three police higher-ups -- one of them being Butler -- targeted her because she is a woman. The complaint also alleged the three are intentionally undermining Isaac, hoping to unseat him from his job.
March 9, 2018: Cranley asks City Manager Harry Black to resign, according to a City Council member and sources close to the two officials. Neither Cranley nor Black is talking about it publicly. Unless Black willing tenders his resignation, Cranley needs five votes on council to fire Black.
Joe Rosemeyer, Evan Millward and Paula Christian contributed to this timeline of events.