A father and his son have been arrested in connection with the death of Tyson Gay's 15-year-old daughter ... after officials say they were in a shootout with a 21-year-old man when a stray bullet struck the young girl.
The U.S. Olympic sprinter's daughter, Trinity, was killed early Sunday morning when she was hit in the neck outside the Cook Out restaurant in Lexington, Kentucky around 4 AM.
The father, son duo is 38-year-old Chazerae Taylor and his 19-year-old son D’Markeo -- who cops say were in a shootout with 21-year-old D'Vonta Middlebrooks.
The Taylors have been arrested and charged with wanton endangerment. Middlebrooks was hit with the same charge PLUS a weapons charge.
Cops say they are still actively investigating the incident.