On 4 April 2020, a knife attack occurred in the town of Romans-sur-Isère in the Drôme department, located approximately 100 km (60 mi) southeast of Lyon. A man attacked people in several shops in the city’s downtown area before police officers apprehended him. The assailant killed two people and injured five others. Counterterrorism officials stated that they discovered terror-related materials during an investigation and arrested two others in connection with the attack.