Facebook has turned its "like" button pink for users in the U.S. ahead of Mother's Day on Sunday. This week, some U.S. users reported that their like button had changed from its usual blue circle ...

The like button changed for some users, noting that the usual blue circle with a white thumbs up in the middle changed to a flower with pink petals, and the white thumbs up at its center.

The professional networking service launched a new application on Monday that lets job applicants submit their LinkedIn profiles to jobs that interest them.