YOUNGSTOWN - An investigation is underway into what officials described as a serious accident on Youngstown's east side.

The single-car crash happened around 5 p.m. Saturday along Lansdowne Boulevard. 

Officials say the driver lost control, went through a yard and hit a tree. The driver was taken to the hospital. His exact condition is unclear at this time.

No word yet on what caused the accident. 

The crash remains under investigation.