Amid a deepening humanitarian crisis in Gaza, no aid group has the reach of the United Nations Relief and Works Agency, the organization that for decades has provided schooling, healthcare and other assistance to Palestinian refugees in Gaza. But an Israeli intelligence report alleges that 12 UNRWA staff members were directly linked to the Oct. 7 attacks on Israel. As WSJ’s David Luhnow explains, the fallout could put millions of lives on the line in Gaza. Further Listening: The Hospital at the Center of Israel’s War on Hamas  For Palestinians Trapped in Gaza, There’s No Way Out  Further Reading A U.N. Agency Is Accused of Links to Hamas. The Clues Were There All Along.  Intelligence Reveals Details of U.N. Agency Staff’s Links to Oct. 7 Attack  Learn more about your ad choices. Visit megaphone.fm/adchoices