Swing the hips. That’s what I’m always telling my Little Leaguers who have a tendency to try to hit the ball by swinging their arms with their rear ends extended out. The 8board from Grail Sports, (www.grailsports.com), is a neat little training device to help get your hips into your swing in all kinds of sports, including baseball, golf, tennis and even volleyball.The 8board is a figure-8 swivel board. Simply place one foot on each pad and rotate the hips to create momentum....