On 17 September, during an interview to Italian newspaper la Repubblica, Renzi announced his intention to leave the PD, and create new parliamentary groups led by himself.[3] On the same day, interviewed by Bruno Vespa during the late-night TV talk-show Porta a Porta, he officially launched Italia Viva (IV).[4] Renzi was followed by 25 deputies and 12 senators, who left the PD to join his movement,[5] however all the members of Reformist Base, including its leaders Guerini and Lotti, decided not to join the new movement, remaining within the PD.[6]