Rusney Castillo is in the process of narrowing the field of teams that are bidding for his services, according to sources.

The Philadelphia Phillies are looking for outfielders and had a private workout with the Cuban free agent in Clearwater, Florida, but they are seen as a longshot to sign him.

"We continue to have dialogue," Ruben Amaro said Sunday. "That's really all I can say about it. We like the player. We wouldn't be talking to his agents if we didn't. It's one of those open-market things. Everyone has limits. We'll have to see where it goes."