New Delhi, Nov. 2 -- Harvard University has released pictures of the suspects who are believed to have caused an "intentional" explosion at the Medical School building early Saturday morning. The unknown device detonated on the fourth floor of the Goldenson Building on Harvard's Longwood Campus main quad shortly before 3 am; however no injuries were reported in relation to the incident, The Harvard Crimson reported.

Two men wearing masks and hooded sweatshirts were seen rushing out of the building at the time of the incident. The Boston Globe reported that a university officer tried to stop them but, after failing, went into the building to investigate the alarm.

The Boston Fire Department Arson Unit responded to the incident and determ...