内容摘要：A worker inspects the permanent foundations being constructed on the coral reef for a judging tower to be used during the Olympic Games surf competition in Teahupo’o, Tahiti, French Polynesia, Jan. 12, 2024. (AP Photo/Daniel Cole)

A worker inspects the permanent foundations being constructed on the coral reef for a judging tower to be used during the Olympic Games surf competition in Teahupo’o, Tahiti, French Polynesia, Jan. 12, 2024. (AP Photo/Daniel Cole)

Part of 2500 panda sculptures are displayed at the Hong Kong International Airport during a welcome ceremony of the panda-themed exhibition “Panda Go!” in Hong Kong, Dec. 2, 2024. (AP Photo/Chan Long Hei)Part of 2500 panda sculptures are displayed at the Hong Kong International Airport during a welcome ceremony of the panda-themed exhibition “Panda Go!” in Hong Kong, Dec. 2, 2024. (AP Photo/Chan Long Hei)

A man wades through flood water following heavy downpours in Medan, North Sumatra, Indonesia, Nov. 27, 2024. (AP Photo/Binsar Bakkara)A man wades through flood water following heavy downpours in Medan, North Sumatra, Indonesia, Nov. 27, 2024. (AP Photo/Binsar Bakkara)Women voters show their index fingers marked with an indelible ink after casting their vote in India’s national election in Prayagraj, India, May 25, 2024. (AP Photo/Rajesh Kumar Singh)

Women voters show their index fingers marked with an indelible ink after casting their vote in India’s national election in Prayagraj, India, May 25, 2024. (AP Photo/Rajesh Kumar Singh)A Bhutanese woman carrying her child climbs up a ladder to go outside a house near a polling station on the eve of general election in Morung village in Bhutan, Jan. 8, 2024. (AP Photo/Anupam Nath)

A Bhutanese woman carrying her child climbs up a ladder to go outside a house near a polling station on the eve of general election in Morung village in Bhutan, Jan. 8, 2024. (AP Photo/Anupam Nath)

The feet of a protestor is seen as borrowers, mostly farmers from Nepal’s rural districts, protesting against the alleged excesses of private lenders gather in Kathmandu, Nepal, Feb. 23, 2024. (AP Photo/Niranjan Shrestha)“Now they’re using tools of the state to actually go after people,” said a Columbia graduate student from South Asia who has been active in protests and spoke on condition of anonymity because of concerns about losing her visa.

Some supporters of deportation say they’re focused on students whose activities go beyond protest, pointing to those who incite violence or“If you’re here, right, on a student visa causing civil unrest ... assaulting people on the streets, chanting for people’s death, why the heck did you come to this country?” said Eliyahu Hawila, the software engineer whose company built the tool designed to identify masked protesters.

But an Arab-American advocate said he worries that groups bent on exposing pro-Palestinian activists will make mistakes and single out students who did nothing wrong, potentially costing them the right to stay in the U.S.Contact AP’s global investigative team at