Washington Nationals left-handed pitcher Sean Doolittle put together a message on Twitter ahead of his impending free agency, thanking fans for their support during his time with the organization. Doolittle battled through injuries in 2020 to post a 5.87 ERA in 11 appearances, losing his closers gig early on in the year. But during his four years with the club, he amassed 75 saves and served as the closer for the 2019 World championship team. Depending on where he signs, Doolittle may be back ...