A federal judge appeared open on Friday to blocking enforcement of U.S. President Donald Trump's sweeping executive order overhauling elections that calls for requiring voters to prove they are U.S. citizens and barring states from counting mail-in ballots received after Election Day.

Harvard University is calling President Donald Trump's proclamation to block foreign students from attending university another "illegal retaliatory step."

Harvard University announced Thursday it is challenging the Trump administration’s ban on international students going there in court. President Donald Trump issued an executive order on Wednesday denying visas for foreign students aiming to study at Harvard.