Sources have indicated that manager Manny Acta may be catching the pitch. Lo Duca was informed of the decision on Thursday.
"I'm not mad at all," Lo Duca said.
Team president Stan Kasten said that a final decision will be made on Friday, when the Nationals have their first workout at the new Nationals Park.
Bill Ladson is a reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.