The tens of thousands of emails in question pertain to 13 senior Trump transition officials. He said the Trump administration could apply to a federal court judge for his removal if there is evidence the investigation was tainted in some way. Officials with Trump for America learned last Wednesday that GSA officials had turned over the cache of emails to Mueller's team. Flynn was fired by Trump in February for misleading senior administration officials about his contacts with Russia's ambassador to the U.S. The media site Axios first reported on the transfer of the emails to Mueller's team.

Source: CBC News December 17, 2017 04:52 UTC