The Texans' biggest veteran addition in the secondary had a scary moment in practice this week. Here's what we know.

Johnson, who was carted off the field with a knee injury during Thursday's training camp practice, may be able to return in time for the team's regular season opener on Sept. 7 at the Los Angeles Rams.

Houston Texans safety C.J. Gardner-Johnson was carted off the practice field Thursday with a lower leg injury that initially raised concerns about his knee. Tests have since confirmed his ACL is intact, but further evaluations are scheduled to determine the full extent of the injury, according to ESPN.