By KRISTIE RIEKEN
HOUSTON (AP) _ The Houston Texans have signed inside linebacker Zach Cunningham to a four-year, $58 million contract extension. The Texans announced the signing on Monday. The 25-year-old Cunningham was a second-round pick in 2017 and ranked second in the NFL last season with a career-high 137 tackles. His 137 tackles were the fourth most in franchise history.