Ald. Sandi Jackson-the wife of and campaign manager for former Rep. Jesse L. Jackson (D-Ill.)--the subject of federal probes--resigned on Friday effective Jan. 15.
In a statement Mayor Rahm Emanuel said, "This afternoon I received a letter from Alderman Sandi Jackson tendering her resignation from City Council, effective January 15th.
"As Sandi takes this time to focus on her family, we give her our deepest thanks and support for her service to our City and the residents of her ward. Her leadership has been greatly appreciated in the Chicago City Council.
"The process to identify a replacement for Alderman Jackson to serve and represent the residents of Chicago's 7th ward will be announced early next week."