Law & Society

The United States announced tighter security measures on Thursday for visitors from the 38 countries in its visa waiver program, which include European nations that have seen hundreds of residents traveling to fight with militant groups in Syria and Iraq.

The U.S. government believes fugitive Mexican drug kingpin Joaquin "El Chapo" Guzman is still in Mexico, and federal agents are working with Mexican authorities on his recapture, the acting head of the U.S. Drug Enforcement Administration said on Wednesday.

About 12,000 Nigerians are being repatriated over the next three to four days after seeking refuge in Cameroon from attacks by Islamist militant group Boko Haram, Nigeria's state emergency agency said on Wednesday.