SEVEN SUMMERS, a sequel to Cascade Summer (2012), answers one question among many: After "just doing Oregon," can two sixty-something brothers-in-law complete the 2,650-mile Pacific Crest Trail that defeats more than half those who attempt it? Poignant, poetic, and fall-down funny, this endearing story from the award-winning Welch will help readers understand the soul of America's iconic trail, laugh in the face of aging, celebrate friendship, and-hikers...