The body of a woman was found laying in the streets of north St. Paul early Wednesday, Startribune.com said.
According to St. Paul police spokesman Paul Schnell, the woman, 60, died due to a heart attack, MyFox9.com said.
The death was initially reported as a hit and run. Six hours into the investigation police diagnosed her death was caused because of cardiac arrest.
"There was no trauma or evidence of trauma at the scene," Schnell said.
The name of the woman has not been released until her relatives are notified,Startribune.com said.