CHAPEL HILL, N.C.-- A professor at the University of North Carolina at Chapel Hill died Thursday morning from injuries police say he received when two men assaulted and robbed him Wednesday.
According to WRAL-TV, the professor has been identified as 59-year-old Feng Liu, of Durham. Liu was attacked in a residential area near the intersection of West University Drive and Ransom Street, police said.
According to warrants obtained by the station, Liu was beaten with "a landscape stone" during the attack.
Liu was a research professor in UNC's Eshelman School of Pharmacy.
Investigators arrested and charged: Derick Davis II, 23, and Troy Arrington Jr., 27, in connection with the crime.
Davis is charged with misdemeanor possession of stolen goods, felony common law robbery and felony assault inflicting serious bodily injury. He was being held Thursday in the Orange County jail under a $100,000 secured bond.
Arrington is charged with felony common law robbery and felony assault inflicting serious bodily injury. He was being held under a $75,000 secured bond.
The two are facing additional charges, police said.
Chapel Hill police spokesman Lt. Josh Mecimore said information from a passerby helped lead police to the suspects.