Thousands of volunteers head to Iraq from other Arab states to fight the United States and Britain. Some say they are responding to calls for holy war. NPR's Kate Seeleye reports.
German Chancellor Friedrich Merz has faced a major electoral setback in two state elections, with his center-right party losing ground. The far-right Alternative for Germany party made significant gains.
President Trump has claimed that military operations are needed at his proposed triumphal arch in Washington D.C., in order to protect national security. A federal court is weighing the arch's legality.