Question: Who is the leader of the Network Italy faction within Popular Alternative?

Context paragraphs:
Popular Alternative: Popular Alternative (Italian: "Alternativa Popolare" , AP) is a centre-right and mainly Christian-democratic political party in Italy, founded on 18 March 2017, after the dissolution of New Centre-Right (NCD).  The party's leader is Angelino Alfano, current Minister of Foreign Affairs in the government led by Paolo Gentiloni and former Minister of Justice and the Interior.

Network Italy: Network Italy ("Rete Italia") is a Christian-democratic faction within Popular Alternative (AP), a political party in Italy.  Most of its members, including its long-time leader Roberto Formigoni, are members of the Catholic lay movement Communion and Liberation (CL).

Democratic Front (Italy): The Democratic Front (Italian: "Fronte Democratico" , FD), is a heterogenous and mainly regional faction within the Democratic Party (PD), a political party in Italy.  The faction was launched by Michele Emiliano, President of Apulia, one of the 20 regions of Italy, and former Mayor of Bari, in the run-up of the 2017 leadership election.

Natolin faction: Natolin faction was a faction within the leadership of the communist Polish United Workers' Party (Polish: PZPR).  Formed around 1956, shortly after the 20th Congress of the Communist Party of the Soviet Union, it was named after the place where its meetings took place, in a government villa in Natolin.  The main opposition to the Natolines was the so-called Pulawian faction.

Antigua People's Party: The Antigua People's Party was a minor political party in Antigua and Barbuda.  It began as a faction within the Progressive Labour Movement, an opposition party founded in 1968.  This faction, called the Antigua Progressive Movement, believed that the state's political parties should be separate from the trade unions.  In 1969, the faction left the PLM to campaign independently.  It attracted few votes at the 1971 general election, and it soon folded into the Antigua Labour Party.

Casino faction: The Casino faction (in German "Casino-Fraktion" or simply "Casino") was a moderate liberal faction within the Frankfurt Parliament formed on June 25, 1848.  Like most of the factions in the parliament, its name was a reference to the usual meeting place of its members in Frankfurt am Main.  Casino was the largest and most influential faction at Paulskirche.  Its members were for the most part national liberals.

Social Christians: The Social Christians (Italian: "Cristiano Sociali" , CS) are a Christian social-democratic faction within the Democratic Party, a political party in Italy.  Before that, they were a party (1993–1998) and a faction of the Democrats of the Left (1998–2007).

Liberal PD: Liberal PD (Italian: "Liberal PD" ) is a social-liberal faction within the Democratic Party (PD), a political party in Italy.  The aim of the group is to promote liberal ideas within the party and elect liberal candidates.  The faction, through the Italian Liberal Group, is an observer member of the Liberal International.

Lucchese crime family New Jersey faction: The Lucchese crime family's New Jersey faction, also known as The Jersey Crew, is a powerful faction within the Lucchese crime family.  The faction operates throughout the Northern New Jersey area.  During the 1970s into the late 1980s, the faction was led by Anthony Accetturo and his protégé Michael Taccetta.  In 1987, Victor Amuso took over the family and began demanding a higher percentage of tribute from the faction.  Accetturo refused and a war erupted between the New Jersey faction and the New York faction.  This left brothers Michael and Martin Taccetta in charge of the faction as they tried to have Accetturo and his family murdered.  In 1993, Accetturo defected and became a government witness.  He helped convict Michael and Martin Taccetta.  Today the faction is controlled by Ralph Perna.

Popular Italy: Popular Italy (Italian: "Italia Popolare" , IP), whose complete name is Popular Italy – Movement for Europe ("Italia Popolare – Movimento per l'Europa", IP–MpE) was a tiny Christian-democratic faction within the Italian Democratic Party and, later, a tiny political party in Italy.

Supporting paragraphs: Network Italy Popular Alternative
Answer: Roberto Formigoni