NYP2002040350 - NEW YORK, April 3, (UPI) -- New York Mets' Mike Piazza, left, congratulates teammate Mo Vaughn after Vaughn hit a home run in the 3rd inning of the New York Mets vs. Pittsburgh Pirates game at Shea Stadium in New York , on April 3, 2002. rw/lc/Laura Cavanaugh UPI