A man who walked into traffic on Riverside Drive yesterday is in extremely critical condition at a Nashville hospital and police don’t know who he is.

Clarksville Police say the man walked out of McGregor Park and onto Riverside just before 6pm and walked into the path of 26-year old Justin Norton of Clarksville, who could not avoid the collision.

The pedestrian was taken by Lifeflight to Vanderbilt University Medical Center and remains in extremely critical condition. He was wearing no identification and police need assistance to know his name.

He is a white male, between the ages of 16 and 25 and possibly wore glasses. He was wearing gray jeans, a gray and black hoodie, a blue and red shirt and gray and blue Nike hightop tennis shoes.

Anyone who may be able to help identify the man should call Clarksville Police at 931-645-8477.

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02/15/2012/am