U.S. sues Edward Snowden over publication of new memoir
https://www.cbc.ca/news/world/edward-snowden-memoir-lawsuit-permanent-record-1.5287180

US sues Edward Snowden for profits from his new book
http://nypost.com/?post_type=article&p=14360292

US government files civil lawsuit against Snowden over publication of memoir
https://www.theguardian.com/us-news/2019/sep/17/edward-snowden-memoir-us-government-lawsuit

U.S. wants to seize all money Edward Snowden makes from new book
https://www.reuters.com/article/us-usa-security-snowden-lawsuit/u-s-sues-edward-snowden-over-new-book-cites-non-disclosure-agreements-idUSKBN1W223Z