According to press reports based on a tweet from French President Emmanuel Macron, a French civil EC135 rescue helicopter operated by Service Aérien Français crashed in the Isere region of France, in the hamlet of Bonvillard. 5 POB were killed, 1 serously injured . Crew consisted of 2 flight crew and 4 rescue specialists including 2 from the national police force CRS. Apparently, the accident occurred during mountain rescue training.
https://www.bbc.com/news/world-europe-55235382
reported here: https://aviation-safety.net/wikibase/wiki.php?id=245452 as EC135T1 F-HJAF