Shawn Kelley held opposing hitters to a .206 AVG on his slider in the first year of his 3-year/$15M deal with the Washington Nationals in 2016.
They were hitting just .214 on the breaking ball when he went to the 10-Day DL on June 18th with a right trapezius strain.
The opposition was all over the right-hander’s heater, however, hitting .