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The Latest: US top lawyer says tough to halt IS recruitment

The latest developments from the World Economic Forum in Davos, Switzerland, where top executives and world leaders are meeting this week. All times local.

8:50 p.m.

U.S. Attorney General Loretta Lynch acknowledges preventing the Islamic State group from recruiting online is difficult, but so is stopping any group from spreading its messages via the Internet.

Lynch says Europe and the U.S. are working to counter IS' message and empower local communities where "troubled youth" who join the group come from, such as by flagging content to help "break that chain."

The top U.S. law enforcement official spoke Friday at a news conference on...