Joslyn KellyJoslyn Kelly's J's Breakfast Club in Gary lost power for over a week after a derecho storm hit.The power outage led to a 90% loss in sales for her business.The blackout began on August 11. As of Thursday, over 57,000 utility customers remained without power.This is an as-told-essay based on a conversation with Joslyn Kelly, owner of J's Breakfast Club in Gary, Indiana, which experienced a major power outage following a derecho, or a …