Attention ultrarunners and 100-miler wannabees! There is less than a month left until the 2016 Plain Endurance Runs. If this is the first you are hearing about it, you probably shouldn’t just sign up for this year’s event on a whim (and it’s important to not that you must have completed a TRAIL 100 mile, the Plain 100K or equivalent prior to entry), but start training now for the 2017 event. This event looks super hard,…