The way things have gone of late, the last thing the Dodgers needed was to find out Wednesday's scheduled starting pitcher - Cy Young Award candidate Zack Greinke - was scratched because of a sore right calf.Enter Carlos Frias, who stepped in to take the start."Well, I hope so," manager Don Mattingly said, when asked if Frias possessed the wherewithal to excel in a high-pressure situation on short notice.