Long-time Toronto councillor Frances Nunziata will be withdrawing from the municipal election race, two sources tell CityNews.One of the sources says Nunziata, who has represented York South-Weston since 1997, is expected to drop out on Friday.Nunziata is the longest-serving member of council and has served as speaker of Toronto city council since 2010.Prior to amalgamation, Nunziata was the Mayor of York from 1994 to 1997, and served as a City of York councillor from 1988 to 1994.More to come