The crash happened around 5 p.m. at 238 Ethan Allen Highway Sunday afternoon near the Ridgefield-Redding town line. At least two people were injured, one critically.
Both injured individuals were taken to Danbury Hospital where one was listed in critical condition. Their identities were not released.
The highway, also known as Route 7, was closed between Route 35 and Route 102 while the victims were rescued and the crashed vehicles removed.