All the Colts who were probable on the injury report are active for the game against Houston. The list includes safeties Mike Adams (back), Sergio Brown (illness) and LaRon Landry (illness), cornerbacks Vontae Davis (concussion) and Darius Butler (illness), linebacker D'Qwell Jackson (ribs), offensive tackle Xavier Nixon (foot), and linebackers Erik Walden (knee) and Andy Studebaker (hamstring).