Tuesday, October 16, 2012 at 10:00 PM 
The first lady spoke at a campaign rally at the University of North Carolina-Chapel Hill, in Chapel Hill, North Carolina today, where she encouraged students to vote early. For the occasion, Mrs. O wore a printed sheath dress, belted at the waist and paired with patent pumps.
Update: Mrs. O wears a dress (her second!) from the Miss Wu collection.
Miss Wu Tuesday, October 2, 2012 at 8:06 PM 
The First Lady traveled to Cincinnati, Ohio today, where she spoke at a campaign event encouraging supporters to vote on November 6 or sooner. Today marked the start of early voting in the battleground Buckeye state.
On the style front: Mrs. O layered a mint green dress with a printed, cropped cardigan and statement necklace. A dash of the eclectic! More to follow as designers are confirmed.
Update #1: Mrs. O wears a green tweed dress from the Miss Wu collection - designer Jason Wu's foray into the designer contemporary market. Miss Wu will debut at Nordstrom stores in 2013. The Daily Beast reports that Mrs. O was the first person to be photographed in Miss Wu.
Update #2: Not to neglect accessories, Mrs. O wears a Memory Motel Necklace by Lulu Frost, available here.
"Michelle Obama Debuts Jason Wu's New Line" [Daily Beast]
"Jason Wu Courts a Younger Audience with Miss Wu" [WWD]
Lulu Frost, Miss Wu