Racing PositionsTexans' Hal retires but says health not reason7YTexans' defense determined to regain its win streak form8YJordan Godwin, Special to ESPN.comTexans buck trend, ride defense during nine-game win streak8YSarah BarshopKareem Jackson 'killing it' at corner and safety for Texans8YSarah BarshopTexans' Hal: 'Blessing' to play again after cancer8YSarah BarshopPlaying 'Big Nickel,' Patriots value safety position8YMike ReissTexans' Hal diagnosed with Hodgkin lymphoma8YSarah BarshopHouston Texans' 2018 free agency: Brandon Weeden adds QB depth but Texans need more8YSarah Barshop