MLB: Atlanta Braves sign Dallas Keuchel; Chicago Cubs sign Craig Kimbrel shifting balance of power in National League.

Two baseball teams looking to win their divisions with a strong second half have signed two pitchers who have helped their teams win the last two World Series. The Atlanta Braves, who went into the weekend two games behind the Philadelphia Phillies in the National League East, signed ace starer Dallas Keuchel to a one-year, $13 million deal.