BALTIMORE, April 12, 2011 /PRNewswire/ -- Under Armour (NYSE:UA), the Baltimore, MD-based leader in sports performance apparel, footwear and accessories, announced today a multi-year partnership with Washington Nationals outfielder Bryce Harper.

Jhonny Peralta drove in the winning run in the bottom of the ninth Saturday as Cleveland eclipsed Baltimore, 9-8, in the Orioles' ninth straight loss. Peralta lined a single to center off loser Jim Johnson (4-6), the Orioles sixth pitcher, to bring in Luis Valbuena.

Aaron Hill's 100th RBI of the season, on a double in the 11th inning Tuesday, scored Jose Bautista and gave the Toronto Blue Jays a 6-5 win over Baltimore. Hill, who also had his 33rd homer of the year, had not had more than 78 RBI in a season prior to this year.

Jason Bay and Jacoby Ellsbury hit solo homers Sunday, boosting the Boston Red Sox in a 9-3 rout of Baltimore and a three-game sweep. Ellsbury had three hits and three RBI. Bay finished with two hits and three RBI. Mike Lowell hit a two-run single. Victor Martinez had two hits and one RBI, while two

Matt Wieters hit a two-run homer with no one out in the ninth inning Wednesday to give Baltimore a rainy 4-2 victory over Tampa Bay. The Rays continued their late-season collapse, during which they have lost 13 of 14 games. After a rain delay in the eighth inning, Ben Zobrist hit a solo homer in the top of the ninth to lift Tampa Bay to a 2-2 tie. Russ Springer (0-4) was brought in to try to take the game into extra innings, but failed to retire a batter. Luke Scott drew a walk to lead off the ninth and Wieters hit the first pitch from Springer over the wall in left-center for his seventh homer of the season. Jim Johnson (4-5) got the win despite giving up the home run to Zobrist. Baltimore won its second in a row.