A new generation at UC Berkeley pitches its tents

The university has said it won't give in to students' demands - but it has budged before

Rows of tents line the steps at Sproul Hall, the grand neoclassical administration building that soars up nine stories near the main entrance to the University of California, Berkeley.

Thursday marked the fourth day of the Free Palestine camp, one of dozens of sit-ins that have sprung up on campuses across the US as symbols of protests for a student-led pro-Palestinian movement.