Another day, another SF Giants acquisition. On Sunday, San Francisco claimed right-handed pitcher Jharel Cotton off waivers from the Minnesota Twins. To create a space on the 40-man roster, they designated Willie Calhoun for assignment https://www.thesfgstore.com/Camilo_Doval_Jersey-90. Separately, recently claimed infielder Jos Rojas cleared waivers and was offered the chance to stay in the organization but opted to become a free agent.David Richard-USA TODAY SportsCotton was designated for assignment by the Minnesota Twins last week. Cotton has actually been quite effective out of the Twins bullpen this season, posting a 2.83 ERA in 35 innings pitchedwith 31 strikeouts. However, Cotton peripherals suggested he has benefited from good luck and might struggle to continue to be effective. Every ERA estimator expects Cotton ERA to be at least one run higher than it is . Clearly skeptical of his numbers, the Twins decided to put Cotton on waivers.Cotton was originally drafted by the Dodgers back in 2012, but made his MLB debut with the Oakland Athletics in 2016 J.t. Snow Jersey. Cotton was a member of the A starting rotation in 2017 but underwent UCL surgery in the spring of 2018 and missed the entire season. Then, in 2019, Cotton struggled mightily in the minor leagues and was traded to the Cubs after the season.