Complex sentence: Redmond spent parts of eight seasons in the minor leagues and was in his fourth season with the Braves' triple-A affiliate in Gwinnett before being called up for the first time in his career on June 17,2012.
Split into simpler sentences: Redmond spent parts of eight seasons in the minor leagues. He was in his fourth season with the Braves' triple-A affiliate in Gwinnett before being called up for the first time in his career on June 17,2012.