How Hillary Clinton overcame the challenge from Sen. Bernie Sanders. Hillary Clinton greets supporters during a rally at Long Beach City College on the final day of California campaigning. Photo: Jonathan Alcorn/AFP/Getty Images.
Without the rule, offensive players could hover near their opponents' goal even when the play is on the other side of the field, with the hope of a long pass and an easy goal. The offside rule applies at the moment the ball is touched or passed, not when the ball is received.
A player is in an offside position if he is closer to the goal line than both the ball and the second-to-last defender, but only if he is in the opposition half of the field. To be offside, a player must: Be in the opposition half. Be in front of the ball.