The
Arizona Diamondbacks selected Hathaway in the 14th round (420th overall) of the
2013 Major League Baseball draft. Hathaway began the 2016 season with the Double-A
Mobile BayBears, and received a promotion to the Triple-A
Reno Aces during the season. On July 30, 2016, Hathaway was selected to the
40-man roster and promoted to the major leagues for the first time. Hathaway made 24 appearances for the Diamondbacks during his rookie campaign, recording a 4.91 ERA with 15 strikeouts across innings pitched. Hathaway dealt with
shoulder bursitis to begin the 2017 season, necessitating a disabled list placement to begin the year. He made only one appearance for the Double-A
Jackson Generals during the year, missing the majority of the year due to persisting shoulder issues. Hathaway was transferred to the 60-day injured list on May 6, 2017. On October 16, Hathaway was removed from the 40-man roster and sent outright to Triple-A Reno. Hathaway did not make an appearance for the organization during the 2018 season. He was released by the Diamondbacks on March 14, 2019. , Hathaway had the most career Major League pitching appearances without a game started or a
game finished. ==References==