Stay calm and move to safety. See a doctor immediately, even if you feel fine....

https://www.third-bookmarks.win/after-a-wreck-prioritize-safety-and-visit-a-doctor-always-call-the-police-for

Stay calm and move to safety. See a doctor immediately, even if you feel fine. Call the police for a report. Take photos and get witness info. Don’t admit fault or sign insurance papers early. Texas deadlines matter, so act quickly.