From Bollinger: Buxton and Meyer, who are both not on the 40-man roster, were reassigned to Minor League camp along with right-handers Lester Oliveros and Yohan Pino; catchers Kyle Knudson, Matt Koch and Stuart Turner; outfielder Chris Rahl and infielder Miguel Sano, who is set to undergo Tommy John surgery on Wednesday in New York. Seven players on the 40-man roster were also optioned, including right-hander Trevor May and left-handers Logan Darnell, Edgar Ibarra and Brooks Raley to Triple-A Rochester. First baseman Kennys Vargas was optioned to Double-A New Britain, while infielder Jorge Polanco and outfielder Max Kepler were optioned to Class A Advanced Fort Myers.