S eattle Mariners right-hander Luis Castillo (hamstring) was seen throwing a bullpen session at spring training on Monday. Castillo should be full-go in spring training this year despite ending ...

While that's not surprising given that Gilbert made an All-Star appearance last year, it is noteworthy since Luis Castillo has made that start each of the last two seasons. ESPN MLB Insider Buster ...

He'll start over three-time All-Star Luis Castillo, who started Opening Day in the last two years. Despite being unseated from his role, Castillo wasn't upset. He was excited for Gilbert.

The Seattle Mariners have reached an agreement with another pitcher named Luis Castillo, and the most astonishing part is that he's also Dominican, just like the current ace of their starting ...

And luckily for them, veteran Luis Castillo is still a part of that rotation. Though he ended up sticking through the offseason, Castillo was featured in several offseason trade rumors that would ...

I do think it's fair to have some concern about starting pitcher Luis Castillo as the regular season gets underway in three weeks. Now, I don't want to sound fatalistic: I'm not saying that ...

Making his fourth start of the spring, Luis Castillo worked into the fifth inning before reaching his pitch limit of 65. After holding the Padres scoreless over the first three innings ...