Laurence Ferrari and his guests debate the possibility of a new law that would aim to toughen the penalties against the perpetrators of violence during demonstrations. Guests include Karim Zéribi, former MP and CNews consultant- Geoffroy Lejeune, Managing Editor of Valeurs Actuelles- Thierry Vincent, journalist and author of "Dans la tête des Black Blocs"- Thomas Scarpellini, jurist- Jean-Sébastien Ferjou, Atlantico site director.