33 people were injured in Boston after the bus they were traveling on crashed into an overpass on Saturday night.
The bus was traveling from Harvard University to Pennsylvania when the accident happened.
Police say the driver may have missed a sign indicating that the bus wouldn't fit under the overpass.
Medical workers say of those hurt in the accident, 28 sustained minor injuries, and five people were hospitalized with serious injuries.
33 injured in Boston bus crash (0:29)
Feb. 3 - A Boston bus crash injures 33, 5 seriously. Julie Noce reports. ( Transcript )