“Under the doctrine of separate sovereigns, federal & state govt are considered to be "separate sovereigns", so Double Jeopardy Clause does not apply to prosecution of the same crime by both fed and state courts”
The case is known as Gamble v. U.S., No. 17-646. A review of this case was put on the SCOTUS docket on June 2018.
“The case has been analyzed in the context of the Special Counsel investigation into the Trump campaign; /3
Orrin Hatch filed an amicus brief in the case, arguing against the separate sovereigns doctrine; a spokesperson for him denied any relation of the brief”/4
Overturning the “double jeopardy exemption” saves everyone from state charges. /5