Breaking the Barriers . . . Have you ever hit a mileage barrier? You get to a certain distance and it’s like you not only run into the wall, it falls on you? Well in a race, walls are definitely no fun because if you haven’t prepared for it mentally, the wall can crush your will to run . . . can anyone say “Marathon mile 20” (give or take a mile or two)? How do you prepare for hitting the wall and then climbing over it and continuing on? There are two different ideas I want t