"Dad, you still keep this old thing?" Ashley tugged at the frayed edge of the hammock strung between two oaks. Her voice cut through the quiet backyard. Eddie looked up from the grill, wiping sweat from his forehead with the back of his hand. "Some things are worth holding onto." He flipped a burger. Grease sizzled on the hot metal. The smell of charred meat mixed with summer air. "Remember when you’d beg me to push you h...