Carolina Mudcats pitcher Lucas Sims warms up before he pitches against the Frederick Keys at Five County Stadium in Zebulon on May 4, 2015. Sims was the Braves' first-round pick in 2012.
Carolina Mudcats pitcher Lucas Sims warms up before he pitches against the Frederick Keys at Five County Stadium in Zebulon on May 4, 2015. Sims was the Braves' first-round pick in 2012. Chris Seward cseward@newsobserver.com
Carolina Mudcats pitcher Lucas Sims warms up before he pitches against the Frederick Keys at Five County Stadium in Zebulon on May 4, 2015. Sims was the Braves' first-round pick in 2012. Chris Seward cseward@newsobserver.com

The Lucas Sims story: Fastballs and learning curves

May 10, 2015 04:10 PM