Rümeysa Öztürk, a Turkish PhD student at Tufts University, was arrested by plainclothes federal agents on a Somerville sidewalk last week.

Tufts University's president said Ozturk had not violated any policies and asked she be released to complete her studies

The U.S. Department of Homeland Security accused Ozturk, a Turkish national, of "activities in support of Hamas."

U.S. Justice Department lawyers say a Tufts University doctoral student from Turkey who was detained by immigration authorities had been moved to Vermont by the time a federal judge ordered that she b

Rümeysa Öztürk’s defense attorneys argue that Öztürk, a 30-year-old PhD student from Turkey, is being targeted for taking a public pro-Palestinian stance on Tufts campus last year in violation of her First Amendment right to free speech.

Within an hour of sweeping Tufts University student Rümeysa Öztürk off a sidewalk near the Somerville campus last week, immigration agents were quickly on the move.

U.S. Justice Department lawyers say a Tufts University doctoral student from Turkey who was detained by immigration authorities had been moved to Vermont by the time a federal judge ordered that she b

Lawyers for a Tufts University doctoral student from Turkey who was detained by immigration authorities have argued that her case should be handled by the federal court in Massachusetts.

Tufts University is calling on ICE to release international graduate student Rumeysa Ozturk as the case goes before a federal judge in Boston Thursday afternoon. CBS News Boston's Tiffany Chan and CBS News Department of Justice correspondent Scott MacFarlane have the latest.