SAN DIEGO (KUSI) – Tuesday is the last day to cast a ballot in the 79th Assembly District special election, with both the San Diego County Registrar of Voters’ office and each voter’s assigned polling place open from 7 a.m. to 8 p.m. The special election was necessitated to fill the seat vacated by Shirley Weber’s appointment as California’s secretary of state. A field of four Democrats, including Weber’s daughter, La Mesa City Councilwoman Dr. Akilah Weber, and one Republican are seeking to represent the district, which consists of southeastern San Diego, La Mesa, Lemon Grove and parts of Chula Vista, Bonita and National City.