Authorities say at least 2 people have been killed and eight are in critical but stable condition after a shooting in the engineering building at Brown University in Providence, Rhode Island. The school has issued an active shooter alert and urged students and staff to take shelter Saturday, the second day of final exams. Police did not immediately release details about the victims’ conditions or the circumstances of the shooting. The Barus & Holley building is a seven-story complex that houses the university’s School of Engineering and physics department. Officials cautioned that information remained preliminary as investigators worked to determine what had occurred.