The program, which tracks purchases made and sends alerts about the transactions to Facebook users' friends, drew complaints from users when it was first launched in November. Now, rather than having to opt-out of the program, users must opt-in to the program if they want it.
Citigroup reported a $5.11 billion loss for the first quarter, and said it will eliminate 9,000 more positions. AT&T also plans to lay off 4,600 workers.
Thomson Reuters unveiled its logo for the newly merged company, which included displays in subway stations in New York, Toronto, and London.
Time magazine has drawn criticism for its April 21 green issue, in which the cover features the famous Iwo Jima photograph, with a tree replacing the American flag.
Local TV stations across the country have banded together to develop standards for putting digital TV content on mobile devices.