Showalter said infielder Engelb Vielma will have surgery Tuesday to repair a fractured patella, and a timeline for his return will be clearer by then. ... Showalter said left-hander Ryan O'Rourke, signed as a minor league free agent on his way back from Tommy John elbow reconstruction, has impressed in extended spring training. "He's 90-92 mph, throwing in games now," Showalter said. "He shouldn't be too far from going and joining a club somewhere." ... Outfielder Colby Rasmus (hip) is close to game action in Sarasota, Showalter said.