Peacock eager to build on breakout 2017 season

West Palm Beach, Fla. • Brad Peacock went into spring training last year with the Houston Astros worried he wouldn't make the team.After the best season of his career, the right-hander's spot with the club is now secure. Even so, he's maintained the same mindset he had when his career was on the line."I still want to keep that edge on me," he said.Out of options after four unimpressive seasons in Houston, things didn't look good for Peacock this time a year ago. But his solid spring, couple