The video "shocks the conscience," Lieutenant Weddington said. "It's been very seriously in our department."
Thomas that he would receive $ 200 to beat her up and that "the money was in his pocket," according to a police affidavit for an arrest warrant.
The police said the victim, who uses the name Muhlaysia Booker, was hospitalized after
The episode began on Friday afternoon, when Ms. Booker, who was driving a black S.U.V., backed to a car in the parking lot, according to the affidavit. The car's driver said to run here S.U.V. off the road and pulled a gun on Ms. Booker after she tried to flee.
Mr. Thomas was part of a large crowd that had gathered in the parking lot, according to the affidavit. The video, according to the police, shows Mr. Thomas's shadow pulling on gloves before hitting Ms. Booker with his fists
According to the police, people in the crowd shouted homophobic slurs during the beating.
On Sunday night, Mr. Thomas flagged down an officer at a gas station about an unrelated mat. The officer later recognized Mr. Thomas from the video, leading to his arrest
Mr. Thomas admitted to beating, but denied saying anything "derogatory," according to the affidavit.
On Monday, Mr. Thomas was ordered a jail with bail set at $ 75,000. It was not immediately clear whether he had a lawyer.
Attacks on transgender people have been rising, according to advocacy groups. At least 26 transgender people were killed in the United States last year, most of them black transgender women, according to the Human Rights Campaign, an advocacy group.
In 2017, that number was 29, the most ever recorded , the group said
Mayor Mike Rawlings of Dallas said in a statement after the attack that he was "extremely angry about what appears to be mob violence against this woman."
"Those who did this do not represent how Dallasites feel about our thriving LGBTQ community, ”he said. "We will not stand for this kind of behavior.