Mariners shift from 'The Rock' to 'The Pebble' in clash vs. Astros
Veteran pitcher Luis M. Castillo has long gone by the nickname of "La Piedra," which translates to "The Rock.",So when the Seattle Mariners signed felVeteran pitcher Luis M. Castillo has long gone by the nickname of "La Piedra," which translates to "The Rock.",So when the Seattle Mariners signed fel