Rooker becomes the first A’s player to sign a five-year deal since the club extended starting pitcher Trevor Cahill for $30.5M in 2011. It’s the team’s second investment for $60M+ this winter.

Rooker becomes the first player since the A’s extended right-hander Trevor Cahill for $30.5 million in 2011. It’s the club’s second investment for a long-term deal this offseason as they ...