Motorcyclist killed in Cobb crash

A motorcyclist was killed Tuesday night when his bike left a north Cobb County roadway and hit a bridge retaining wall and plunged into a creek.

The crash happened about 10:30 p.m.Tuesday on Cheatham Road between Deer Valley Drive and Old Stilesboro Road, according to Cobb police Sgt. Dana Pierce.

Pierce identified the motorcyclist as Scott Finnell, 44, of Acworth.

Finnell, who was operating a 2011 Harley-Davidson Electra Glide, died at the scene.

Pierce said in an e-mail that investigators suspect that excessive speed and alcohol may have been contributing factors in the crash.