Orioles shortstop prospect Manny Machado is struggling with the Frederick Keys of the Class-A Carolina League. Machado, who began the season in the South Atlantic League, is hitting just .218/.323/.345 with two home runs and five RBI in 16 games. The infielder has struck out 12 times and walked nine times. In his last 10 games, he has hit .250/.349/.361 with four RBI as he settles in. Baltimore drafted Machado, 19, with the third overall pick in the 2010 Draft.