The Trump administration is tightening its grip on efforts to quash pro-Palestinian demonstrations on college campuses, even as a protest over the detention of activist Mahmoud Khalil flared at the president’s New York City residence and resistance efforts continue in the courts and beyond.

Nearly 100 protesters arrested after sit-in at Trump Tower in NYC to demand release of Mahmoud Khalil. Khalil became one of the faces of the protests against Israel at Columbia University last spring and now faces possible deportation.

Demonstrators from a Jewish group filled the lobby of Trump Tower on Thursday to denounce the immigration arrest of a Columbia University activist who helped lead student protests on the Manhattan campus against Israel's war in Gaza.

It was an unlikely mix - Argentine pensioners gathered in front of the congressional building on Wednesday, flanked by soccer fans from teams normally at odds with one another. The retirees gather each week to protest cuts to their pensions,

Clashes broke out in Buenos Aires during a street protest by retirees against government budget cuts that they say are lowering their living standards. Soccer fans decided to join the weekly protest after police dispersed the pensioners with tear gas and baton blows a week earlier.