Mavis Graves struck out a pair in his inning of relief last night 💪 The @phillies No. 27 prospect has posted a 1.42 ERA and is holding opposing hitters to a .116 BAA since arriving to Double-A last month! Wen-Hui Pan struck out the side and picked up his 5th save of the year 🔥 The @phillies No. 21 prospect has struck out 33% of the hitters he’s faced in his last nine appearances!