Early voting for the April 4 runoff election begins today. Early voting sites in all 50 wards and two downtown early voting sites will be open daily through Election Day from 9 a.m. to 6 p.m weekdays, 9 a.m. to 5 p.m. Saturdays and 10 a.m. to 4 p.m. Sundays. The sites will be open from 6 a.m to 7 p.m. April 4. The downtown supersite at 191 N. Clark St. and the Chicago Board of Elections site will be open from 9 a.m. to 7 p.m. March 27-31 and on April 3. Those interested in voting early can find more information and early voting locations online.