(CBS) — One of Chicago’s former political power couples is calling it quits.

According to court documents, Jesse Jackson Jr. filed for a certificate of dissolution marriage Monday but began divorce proceedings in July while his wife was still in prison. The former congressman cited “irreconcilable differences.”

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The Jacksons have been married for 25 years.

He is asking for primary custody of the couple’s two children, according to a court filing dated Monday.

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The Jacksons were both convicted in 2013 after Jesse Jackson Jr. took some $750,000 from his campaign fund and used it for personal purchases.

Sandi Jackson, a former Chicago alderman, helped run the campaign fund.

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