Reds digging into causes of Castillo`s struggles
(MLB.com Cincinnati Reds)

Reds coaches and interim manager Jim Riggleman have been talking about what could be causing pitcher Luis Castillo to be less effective in 2018 than he was during his dominant rookie campaign last year. It was certainly a topic in the dugout Friday, when Castillo pitched a career-low one inning and allowed five earned runs.