Michelle Obama back in Chicago night after DNC speech

CHICAGO (WLS) -- Sources tell ABC7 Eyewitness News that First Lady Michelle Obama is at her Chicago home the night after delivering a speech for Hillary Clinton at the Democratic National Convention in Philadelphia.

ABC7 crews noticed extra security outside the Obama home Tuesday night in the form of Chicago Police and Secret Service officers. The motorcade entered the street around 9:15 p.m.

It is not known why Obama is in town or how long she will be here.

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