Dozens of students arrested at the occupied Hamilton Hall building of Columbia University in New York NEW YORK, UNITED STATES - APRIL 30: New York Police Department officers detain dozens of pro-Palestinian students at Columbia University after they barricaded themselves at the Hamilton Hall building near Gaza Solidarity Encampment earlier in New York, United States on April 30, 2024. Police officers have racked up hundreds of thousands of hours of overtime, according to NYPD... Read this story