The wing of the IRS under scrutiny for flagging conservative groups' applications called for more transparency in its 2012 annual report.
Three days is a very long time in politics.
Everything you need to know about the four numbers and one letter that are frequently mentioned in reports about the IRS's targeting of conservative groups.
The IRS groups similar organizations together to ensure they get equal treatment; in the case of the tea party, the system went awry.
What you need to know about the IRS and how it handles applications for tax exempt status
A gift that keeps on giving for Republicans.
"It is absolutely chilling that the IRS was singling out conservative groups for extra review," said Sen. Susan Collins (R-Maine).
"I'm not good at math" confesses a senior official at the IRS.
The explosive nature of the admission is evident -- conservative media will be all over this -- but the political implications of the budding scandal are a little harder to suss out this early.