Columbus City Schools has been roiled in a scandal related to a controversial leaked document. See a timeline of events since then.

The Schools teachers union condemned the "plotting" and "infighting" Wednesday over taped calls released by the union earlier this year.

Columbus Board of Education infighting over building consolidation has reached a flashpoint, with board members accusing each other of misconduct. Why it matters: The board is working to repair public trust amid a contentious debate about possibly closing nine schools.