Vernon Police is responding to a severe car crash between Tolland Ave and Kingsbury Avenue.
The initial report was around 11:41 am on Saturday.
Authorities say that a white SUV and a Red Tesla were involved in the accident.
Officials say the passengers in the Tesla were an adult and a child. Both were transported by air to Hartford Hospital to be treated for severe injuries.
Two people in the SUV were taken to Saint Francis Hospital. Their conditions are unknown.
Vernon Police Captain Meier confirmed that the reconstruction team is investigating to find the cause of the accident.
Route 74 between East Street and Sand Hill Road is closed.
This is a developing story.