Going one-on-one, McRae slips, her legs nearly scissoring into splits, but recovers to score. She dances in front of the net while El-Amin Gateward snaps each pose with an imaginary camera. “Give ’em face, Sis!” El-Amin Gateward screams in delight. “Give ’em face!” That two black girls are celebrating their lacrosse skills — honed enough to take them to college — is something of a rarity. Lacrosse is played in predominantly white, affluent areas. At the NCAA level, 86.4 percent of Division I women’s lacrosse players in 2015-16 were white, while just 2.8 percent were black.