The Houston Police Department said it all unfolded at about 4:35 p.m. on Saturday, May 24, in the 11700 block of Katy Freeway.
Police said 60-year-old Dae Lee and another man got into a fight stemming from a road rage incident.
Investigators said Lee climbed on top of the other man's car, and he drove off, causing Lee to fall to the ground.
HPD said Lee was taken to the hospital, where he died on Sunday.
Police said they're searching for the other driver after the suspect's vehicle was later found with no one inside it.
The suspect has not been identified.
Anyone with information on the driver of the vehicle or in this case is urged to contact the HPD Homicide Division at 713-308-3600 or Crime Stoppers at 713-222-TIPS.
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