Edward Thomas, 29, was arrested around 9:30. Sunday in connection with "his role in the serious attack," which was recorded on video, police said.
The police have stated that the case is being investigated as a possible hate crime.
The victim had driven between 5 and 6 o'clock in the afternoon. Friday at the Royal Crest Apartments in the 3500 block of Wilhurt Avenue, when she was involved in a minor road accident. One man started beating them during a dispute over the accident, and several others joined in, police said.
The video of the incident published on social media shows a man beating the woman while other people start kicking her.
A group of women carried the victim from the fight at the end of the video. Witnesses took her to UT Southwestern Medical Center, where she spoke with the officials, saying that homophobic insults were used during the robbery, police said.
The victim was identified by her family as 23-year-old Muhlaysia Booker, according to KXAS-TV (NBC5).