The motorcycles roared down the street, their riders in black leather vests. Long hair peeked from under helmets. Clad in jeans, dark shades and short-sleeve shirts revealing the occasional tattoo, they parked their bikes and headed toward the Catholic church last month. Almost 100 strong, these bikers are out to change public opinion. One sported a patch on his vest that read: "These Are My Sunday Clothes." They're not your father's Knights of Columbus. They're knights on bikes, New Jersey's first Knights' Motorcycle Ministry. "We want to make sure that the public image of bikers isn't what they see on...