Teens and young adults are ditching Facebook as popularity among the over-55s surges.

Kurt Wagner and Rani Molla, Recode:

The number of U.S. Facebook users in the 12- to 17-year-old demographic declined by 9.9 percent in 2017, eMarketer found, or about 1.4 million total users. That’s almost three times the decline expected. There were roughly 12.1 million U.S. Facebook users in the 12- to 17-year-old demographic by the end of the year.