In the News: GM, Coca-Cola, Avon and more

GM abruptly ousts CMO Joel Ewanick over details of Manchester United sponsorship deal and future of GM's new Commonwealth agency relationship is questioned, while automaker also found to be making risky sub-prime loans.

Apple case against Samsung carries implications for its gripes against Google, as report says Apple discussed investing in Twitter.

Avon CEO is requested to meet with federal prosecutors.

Best Buy founder reportedly mounting a buyback effort.

Chili's touts lunch menu in new video campaign.

Coca-Cola reorganizes and ramps up marketing of Sprite to Millennials.

Craiglist aggressively pursues imitators in the courts.

Dunkin' Donuts says New York beverage ban will hurt business.

Fox likely to re-up for new episodes of Charlie Sheen's Anger Management for FX Network.

McDonald's promotes healthfulness in ad campaign in China.

NBC leverages Olympics coverage to boost The Today Show.

Summer Olympics hit by blight of empty seats.

Time Warner sees The Dark Knight Rises continue to lead box office as new chief of Time rethinks magazines for a digital era.

UPS sees big proving ground in relationship with Olympics.

U.K. launches review of rate-setting system at heart of Barclays scandal.