Chicago 2016 named Ogilvy Chicago as its digital agency of record.

Following a review, LM&O Advertising retained The National Guard advertising contract, valued at $125 million a year.

Campbell Mithun was awarded creative chores on the $20 million Famous Footwear advertising account.

Cutwater San Francisco was named agency of record for Nvidia, a visual computing technology company. The account, estimated at $30 million, encompasses creative and media duties.

eHarmony named Questus its media agency to provide digital media planning and buying chores. Avenue A /Razorfish previously handled the account.

Hoover placed its creative and media accounts in review.

Young & Rubicam, McCann Erickson and Cramer-Krasselt are the three remaining agencies vying for Giant Eagle's $20 million advertising account.

The Phelps Group retained creative and media chores on the $3 million Tahiti Tourism account, following a review.

Crispin Porter + Bogusky and Nike have parted ways after collaborating for the past year. Work on Nike's global running shoe and Nike+ accounts will be handled by its lead agency, Wieden + Kennedy Portland.

Cellular South awarded creative duties on its $30 million account to Young & Rubicam. Martin/Williams previously handled the account. Martin/Williams also lost media duties, which shifted to Maxus.