Brands to Watch: Katie Couric, Mary Hart, Groupon & more

Katie Couric exits the CBS News anchor chair tonight with one final interview: Hillary Clinton.

Also stepping down this week: Mary Hart, who signs off Entertainment Tonight on Friday after 29 seasons in a final broadcast that brings out her former co-hosts.

Arnold Schwarzenegger puts projects on hold to deal with personal crisis.

Discovery Networks to run first in-show product placement under relaxed UK rules.

FDA pulls diabetes drug Avandia from shelves.

Gap quarterly profit falls 23%; partners with Goodwill for donated clothing discount.

Groupon launches $1 deals in Chicago to promote Groupon Now.

Israel rejects President Barack Obama's proposal that it roll its borders back to 1967 limits.

NBC Sports head Dick Ebersol resigns after failing to reach a contract deal with NBCU owner Comcast.

Pringle taps actress Tilda Swinton for new campaign.

Sony plans to reopen PlayStation store on May 24th.

& May 21st Judgment Day/Doomsday/Rapture hype by California-based Family Radio broadcaster Harold Camping creates "End Times" marketing frenzy.