Italy vs Poland: Last-gasp Cristiano strike gives Azzurri win
Poland also had a couple of chances in the second half with Kamil Grosicki denied by Gianluigi Donnarumma, with Arkadiusz Milik curling over.
Poland also had a couple of chances in the second half with Kamil Grosicki denied by Gianluigi Donnarumma, with Arkadiusz Milik curling over.
With 12,000 fans in attendance, around €105,000 were raised for the disaster fund.
The Portuguese went into defending mode for the final 15 minutes as Italy's Simone Zaza sought desperately for the equaliser.
The hosts, with new coach Roberto Mancini at the helm, struggled to create any chances in the first half against a well-organized Polish side.
The Nations League -- in which Italy will also be up against European champions Portugal in Group 3 -- will have an impact on seeding for Euro 2020.
Two key players are sidelined with injuries -- winger Eduardo Salvio (Benfica) and Manchester City star Sergio Agüero.
Buffon, 40, is to continue as the Italian national team's goalkeeper.
Juventus veteran central defender Chiellini suffered a muscular problem during Saturday's Serie A goalless draw against SPAL.
The 31-year-old passed away in his sleep on Saturday night/Sunday morning.
Giampiero Ventura was fired as coach last November days after Italy's shock failure to reach the World Cup final for the first time in 60 years.