CATHEDRAL CITY, Calif. (KESQ) - Voters in Cathedral City are casting their ballots Tuesday in several key local races, including three City Council seats and the city's treasurer. With polls closing at 8 p.m., News Channel 3 is tracking the races and will provide updates as the Riverside County Registrar of Voters begins releasing unofficial election results. Three City Council districts; Districts 3, 4 and 5, are on the ballot this year. Two in…