1. Former Secretary of State George Shultz and former chief of staff Howard Baker were among the onetime Reagan aides who came to Blair House.
2. Longtime aides Mark Salter and Rick Davis would likely be on the White House staff.
3. These battles spilled into the open in early September, when Yushchenko's chief of staff resigned and accused several close presidential aides of corruption.
4. Federal investigators last week also interviewed two top Obama aides, incoming chief of staff Rahm Emanuel and senior adviser Valerie Jarrett.