POLK COUNTY, Fla. — The Polk County Sheriff's Office is investigating a fatal bicyclist crash overnight in Bartow. 

Deputies said a bicyclist was struck by a silver Chrysler 200 around 12:30 a.m. on US 17 near Bomber Road. 

The bicyclist was identified as 70-year-old Titus Doyle.

The 20-year-old driver stayed on scene and told deputies that he did not see lights on the bike and was unable to avoid striking it. 

They said the bicyclist was wearing dark clothing and was riding a black-colored bicycle. 

They also said speed, impairment, and distraction do not appear to be factors in the crash.