Facebook’s use of software that enables it to track users’ online activity after they log off of the social-networking site came under scrutiny in Washington this week, with lawmakers and consumer advocacy groups demanding a federal investigation. In a letter to the Federal Trade Commission, Reps. Edward J. Markey (D-Mass.) and Joe Barton (R-Tex.) wrote that Facebook’s use of “cookie” software should be investigated under the “unfair and deceptive acts” clause of the agency’s mandate. Read full article >>