US presses European countries to take Islamic State fighters

European and other members of the international coalition fighting the Islamic State group must take back and prosecute their nationals detained in Iraq and Syria to help keep IS from regaining territory, Secretary of State Mike Pompeo said Thursday.

Pompeo told foreign ministers and senior officials from some 30 coalition members that it's imperative that they hold thousands of detained foreign fighters accountable for atrocities committed while the Islamic State held swaths of...