Move to safety and call 911 for a police report. See a doctor immediately. Take...

https://bravo-wiki.win/index.php/Can_I_Use_My_Phone_to_Record_the_Accident_Scene_Legally_in_Texas%3F

Move to safety and call 911 for a police report. See a doctor immediately. Take photos and get witness contact details. Keep statements brief and don’t admit fault. Be wary of insurance adjusters and watch Texas filing deadlines closely.