Subscribe to Breaking News emails

You have successfully subscribed to the Breaking News email.

Subscribe today to be the first to to know about breaking news and special reports.

Full Wylie Interview: 'Very difficult to verify' whether Facebook data has been purged

In an interview with Meet the Press, Christopher Wylie, the co-founder of Cambridge Analytica, says that the amount of Facebook data his former firm used could "absolutely" be higher than previously announced.

Best of NBC News

Play All