At the encampment, now in its second week, participants voted nearly unanimously to stay put.

Around 2:45 p.m. — after the 2 p.m. warning time to leave — protesters marched on the quad and chanted “Disclose! Divest! We will not slow, we will not rest!’”

A part of the encampment has been cleared to make space for the upcoming commencement ceremony for graduates, and picketers are largely sticking to the perimeters of the encampment.

David Lederer, a 22-year-old sophomore at Columbia,…