There are conflicting reports about what happened in Birzeit University on Monday, but apparently the Palestinian police tried to arrest two (presumably Hamas) students, who escaped. This was followed by clashes between students who support Fatah and those that support Hamas.
The entire university will be closed on Tuesday.
I still haven't seen this story in English, many hours after it broke. Because why would anyone be interested in a Palestinian university being closed when Israel cannot be blamed, and the UN cannot issue a condemnation?
Here's some of the fun: