Mars’ Hailey Long (3), seen here earlier this season, scored a team-high four goals in Saturday’s PIAA Class 2A girls lacrosse quarterfinal loss to West Chester Rustin. Justin Guido/Special to the Eagle MECHANICSBURG, Cumberland County — Mars has typically applied the pressure on its opponents all season. In Saturday’s PIAA Class 2A girls lacrosse quarterfinal, it was the Fightin’ Planets who felt an unrelenting squeeze.