By Hajer M'tiri
PARIS (AA) - A car crashed into a gendarmerie van on the famous Champs-Elysees Avenue without causing injuries, Paris police confirmed Monday.
Paris police prefecture tweeted an operation was underway and urged people to avoid the area which remains cordoned off.
"Situation under control, no injuries among the police and the public," police said.
Anti-terrorist prosecutors have launched a probe into the incident which the police said was being treated as a "terrorist attack".
The driver of the car has been arrested, French broadcaster BFMTV reported.