McClain: Texans' success starts with Caserio and Ryans relationship

John McClain

John McClain, a member of the Pro Football Hall of Fame and the Texas Sports Hall of Fame, is in his 48th year of covering the NFL in Houston, including 45 seasons at the Houston Chronicle.

One of the secrets to a team's success is the behind-the-scenes relationship between the general manager and head coach.

Communication is paramount. Egos can't get in the way of personnel decisions th