BREAKING: Police seek 2 suspects seen running from scene of 'intentional' explosion at Harvard

An intentional explosion was set off at Harvard Medical School on Saturday, leading to a manhunt for two suspects who were seen fleeing the scene. 

According to the Harvard Crimson, citing authorities, an explosive device was set off at around 3 am on Saturday on the fourth floor of the Goldenson building on campus. Two people were seen running from the scene of the explosion, which the Boston Fire Department Arson Unit determined to be intentional. 

After determining the explosion was intentional, the police swept the floors of the building to find if there were any other explosive devices, no others were found. No injuries from the explosion were reported at the school. 

“The Harvard University Police Department is actively investigating this incident in coordination with local, state, and federal law enforcement partners,” Harvard spokesman Steven Catalon said regarding the explosion. When police were on the scene of the investigation, he saw the two suspects, who also covered their faces. He was not able to stop them from fleeing, per CBS News. 

The FBI was at the building as part of the investigation. "We're assisting our partners at the Harvard University Police Department and we're going to decline further comment at this time. We'll refer to the Harvard University Police Department," an FBI spokesman said of the investigation. 

The Harvard Police Department has been investigating the blast with state, local, and federal law enforcement agencies. 

Those who have information regarding the incident have been encouraged to contact the Harvard University Police Department's detective bureau at (617)495-1796.