Two French scientists admitted to carrying out an attack on the Russian consulate in Marseille using improvised explosive devices, the local newspaper La Provence reported early Wednesday, citing unnamed sources.

Two French nationals who threw explosive devices at the Russian consulate in Marseille are employed by the National Centre for Scientific Research (CNRS), the public prosecutor’s office told AFP

Bottles containing a cocktail of nitrogen and other chemical substances were thrown at the Russian consulate in the port city of Marseille on Monday. No one was injured.