Castillo gave up one hit, walked two and struck out 10. He improved to 4-9 on the season with the win. Castillo gave the White Sox what they were looking for after he allowed five

Bryan Woo’s shoulder soreness adds immediate pressure to the Mariners’ rotation after Seattle traded veteran starter Luis Castillo.

It's fair to say the White Sox's decision to trade for Luis Castillo was met with some skepticism. They're in position for a playoff spot, but Castillo was an expensive addition for a team that has been hesitant to spend a lot of money in recent years,