Four people are dead and more than 50 others are in the hospital after a tour bus flipped on I-95, about 30 miles north of Richmond, Virginia in Caroline County. The accident happened this morning around 5 a.m.

According to the Richmond Times Dispatch, the tour bus was leaving North Carolina and heading to New York when it flipped onto its roof.

The remaining 53 passengers where all transported to hospitals from Fredericksburg to Hopewell; almost all with minor to life-threatening injuries. The driver suffered only minor injuries and was not taken to the hospital. 

Currently the accident is still under investigation, however the cause of the accident seems to be driver fatigue.  According to one state police spokesman the driver has been cooperative.  The driver has yet to be identified or charged. 

The bus service route has been identified as the Sky Express of Charlotte, N.C.