Red Sox designate hard-throwing right-hander for assignment

Thursday marked the deadline for the Red Sox to activate nine players from the -day injured list and with only eight roster spots available the club needed to make a move to clear space Luis Guerrero wound up being the odd man out The Red Sox stated Thursday afternoon that they have designated Guerrero for assignment potentially signaling the end of the hard-throwing right-hander s time with the organization Related Articles Red Sox agree to one-year deal with RHP Cooper Criswell How Red Sox can sort out imminent -man roster crunch Analysis What s next for Red Sox Lucas Giolito after option declined Red Sox right-hander becomes free agent after club declines mutual option Source Red Sox shortstop opting in to final two years of deal Guerrero has appeared in MLB games over two seasons and posted a ERA over career innings He debuted in September of and did not allow an earned run in his first nine MLB outings putting himself in strong position to make the Opening Day roster the following spring But Guerrero did not capitalize on his opportunity The righty struggled with his command and wound up only appearing in MLB games this past season posting a ERA with walks in innings He was placed on the IL with a right elbow strain on June and did not pitch again Guerrero was among the nine players on the -day IL who the Red Sox had to activate The others were right-handers Kutter Crawford Hunter Dobbins Tanner Houck and Josh Winckowski left-hander Patrick Sandoval infielders Vaughn Grissom and Marcelo Mayer and first baseman Triston Casas The club s -man roster is now at Extra innings Hunter Dobbins who emerged as a key arm for the Red Sox as a rookie this past season before suffering a season-ending ACL tear on July publicized on Twitter this week that he has been cleared to start his full throwing undertaking The right-hander is now in Fort Myers and posted a first-person video of himself playing catch Thursday Two Red Sox minor leaguers have been selected as Arizona Fall League Fall Stars those being right-hander Luis Perales and infielder Stanley Tucker Perales is one of Boston s top pitching prospects but will not participate in the competition because he is still ramping up after completing his recovery from Tommy John surgery