After you file

@Samuel R 

Ahhh, you didn't mention it as coming from a ROTH TSP.....you just said TSP, which is not the same.

 

(Edited)  SO.......others have figured out why it was listed that way,,,,, and what to do next in the posts below.

 

____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*