(AGI) Palermo, July 10 - Antonino Galliano, an informant in thetrial on the Italian state's dealings with the Mafia, saidMafia boss Salvatore Riina participated in a government summitin the 90s. "I hadn't seen Mimmo Ganci for a few days. When Isaw him again he told me he'd been away because he'daccompanied Toto' Riina to an undisclosed location in Calabriato participate at a meeting in which generals, minister,politicians and representatives of government bodies were alsopresent", he told public prosecutor Nino Di Matteo. . .