French security officials on Tuesday arrested six people in connection with an alleged plan to attack French President Emmanuel Macron, a French judicial official told The Associated Press.
The official also said prosecutors have opened a preliminary investigation into alleged criminal terrorist associations, adding that the plot was still in the developmental stages.
Interior Minister Christophe Castaner told reporters the suspects are believed to be far-right activists.
The official told the AP that the plans appeared to be unfinished, but violent.
Macron was visiting the city of Verdun on Tuesday as part of celebrations for the 100th anniversary of the ending of World War I.
The arrests come days before President TrumpDonald John TrumpMidterms: The winners and losers GOP Rep. Mike Bost wins reelection in Illinois Sisolak becomes first Dem to win Nevada governor race since 1994 MORE and dozens of other world leaders will visit Paris to commemorate the celebrate the anniversary.