Harvard University evacuates four buildings after bomb threat

Harvard University said on Monday it had evacuated four buildings on its campus outside Boston after receiving an “unconfirmed” bomb threat and that the search would likely take several hours.

Harvard University said on Monday it had evacuated four buildings on its campus outside Boston after receiving an “unconfirmed” bomb threat and that the search would likely take several hours.

A student walks through Harvard Yard at Harvard University in Cambridge, Massachusetts, in this file photo taken November 16, 2012. Harvard University said on its website on Monday that it had received an "unconfirmed" bomb threat and was evacuating four buildings on its campus outside Boston. (Reuters File Photo)

Three classroom buildings - The Science Center, Sever and Emerson Halls - and one dormitory, Thayer Hall, were affected, the Ivy League school said on its website.

The threat comes three days after coordinated attacks by gunmen and suicide bombers killed 129 people in Paris.