The phenomenon is typically seen in areas of Europe, the northern Atlantic Ocean, Canada, and Alaska. It might be visible again Saturday evening in California.

The university ‘continues to call for a peaceful and swift end to this encampment,’ the school has said.

The aim is to get more restaurants and residents signed up by starting them out with a bin and up to nine months of service.

The 13-year-olds were picked up in Bell Gardens and taken to a Lynwood home, where they were allegedly forced to engage in sex and pose for photos.

Some 200 faculty members join in the call for Pradeep Khosla to step down, saying they ‘were shocked and outraged’ by the camp clearing.