Piscotty, Wainwright both homer as Cardinals beat Pirates

ST. LOUIS (AP) – Stephen Piscotty hit a three-run home run and Randal Grichuk also went deep to help the St. Louis Cardinals beat Pittsburgh 5-1 on Thursday to avoid a four-game sweep and end the Pirates’ season-best seven-game winning streak. Adam Wainwright (8-5) worked seven effective innings for St. Louis, which reclaimed second place…