Read the excerpt from Outcasts United."She's a girl," he said. "She doesn't know what she's talking about."Luma ordered him to stand in goal. She took off her shoes as the boy waited beneath the crossbar, rocking back and forth and growing more anxious by the moment. She asked for a ball, which she placed on the grass. Then, barefoot, as the team looked on, she blasted a shot directly at the boy, who dove out of the way as the ball rocketed into the net. Luma turned toward her team. "Anybody else?" she asked.