Mahmoud Khalil’s wife, who is now eight months pregnant, issued a statement on Tuesday night after the Columbia University graduate student and activist was arrested in New York by Immigration and Customs Enforcement (Ice) as part of the Trump administration’s attempt to revoke his green card and have him deported. “I am pleading with the world to continue to speak up against his unjust and horrific detention by the Trump administration,” Khalil’s wife, who is a US citizen, said in her statement, remaining anonymous for fear of harassment. She spoke out about the dramatic incident after Khalil was taken away...