Variety earlier Sunday evening.
Police in Grand Prairie, Texas, said in a press release that they responded to a shooting at 1:50 am local time Sunday morning, and found Hassell suffering from apparent gunshot wounds.
The release said police rendered aid and then transported Hassell to a hospital, where he was pronounced dead.
The motive is under investigation, police said, adding that a car was taken from the scene and later recovered,
Police are asking for help in identifying a suspect or suspects and are offering a reward of up to $2,500 for information that leads to an arrest.