Rahm Emanuel steps down. Is progressed Sun opposition progressed Orcus - symbol of oaths and broken oaths - to 'blame'? Or is it Transit Saturn conjunct natal Uranus (for breaking free)? Emanuel will be running for mayor in Chicago.
See Astropost: Chart of day of birth Rahm Emanuel (time unknown) about the synastry with Obama.
For more about Orcus, just type Orcus in the search box on the left.