Two storied National League East rivals are set ot meet in a key weekend series, and adding to the intrigue is that the Philadelphia Phillies and New York Mets are newly tied for first place.  Let's set the scene with the updated National League East standings:  The Mets presently hold the tiebreaker because they're 3-0 in head-to-head games against the Phillies this season (they swept them in late April).

The Baltimore Orioles take aim at the best in the American League East, with a three-game set against the New York Yankees starting Friday night in the Bronx.