On fourth-and-inches from the Chargers 27 in the second quarter,
Bobby Orr Jersey, running back Arian Foster was stuffed at the line for no gain.
Schaub connected on a long pass to Johnson, who jumped over cornerback Richard Marshall at the Chargers 45-yard line with 4:53 left in the half. Johnson hit the ground and when safety Marcus Gilchrist went flying over Johnson, the Texans wideout got up and ran into the end zone.