Case Summary
I'm sorry, but I couldn't find any specific information regarding a case titled "United States v. Fabian Vaksman" with the docket number 7839628. It is possible that this case is not widely reported, or it may be a case that has not been covered in the legal databases available to me.
If you can provide a brief overview or specific details about the case, I could help you generate a case summary based on that information. Alternatively, you might want to check official legal resources or court records to obtain the relevant information regarding the case.