Hani Haybe recently faced the skeptical mother of a player on her coed soccer team. The mother had just heard that several young Somali-American women left the Twin Cities to help the militant group ISIL’s fight in Syria and Iraq. Was this soccer team really just about soccer? “Your daughter will be safe,” Haybe, the coach, told the mother during a half-hour of grilling. “We’re not recruiting kids to go overseas.” In fact, some Somali community leaders are arguing that programs such as Haybe’s are a key line of defense against attempts to recruit young people locally. They have seized...