People protest the plans by President Donald Trump’s administration to build a section of the border wall at the Big Bend National Park, in Study Butte, Texas, in August.
Mr. Khalil had recently graduated from Columbia when he was arrested by ICE agents and became the face of the Trump administration’s crackdown on pro-Palestinian demonstrations.
Mahmoud Khalil speaking in Manhattan last year. His memoir, “No Land to Stand On,” recounts his harrowing experience of being arrested in the lobby of his New York apartment building and held for months in a detention camp in Louisiana.