The Trump administration escalated its fight with Harvard University on Friday, placing the Ivy League school under extra financial oversight and threatening sanctions if it does not provide additional data on its admissions practices.

U.S. President Donald Trump plans to introduce a new $100,000 application fee for H-1B worker visas, according to a White House official, in an effort to reduce their use as part of his broader immigration crackdown.

The Trump administration has told Congress it plans to sell nearly $6 billion in weapons to Israel, a fresh surge of support for the U.S. ally as it faces increasing isolation over its war in Gaza.