The FBI said ‌on Tuesday it had thwarted a potential threat ahead of the Ultimate Fighting Championship mixed martial arts event ‌in Washington last weekend and ​has multiple people in custody.

Fox News Digital cited ⁠unidentified sources as saying ​the alleged plot involved using explosive-laden drones ⁠to hit buildings near the event.

"On June 10, FBI and our law ‌enforcement partners became aware of ​a potential ‌threat to the UFC America 250 ‌event in Washington, D.C. involving individuals outside of the National Capital Region," ⁠FBI Director Kash ‌Patel ⁠said in a statement postedon X.

Patel did ⁠not ⁠specify how many people were in custody ‌after the multistate operation on the alleged planned attacks.

Five people were ‌in ​custody and ‌23 were identified as part of a network of plotters, ​Fox News Digital reported.