A 42-year-old man died Monday after falling from Boulder’s Second Flatiron, sheriff’s officials said. The man, who has not been publicly identified, was reported missing around 9 p.m. Monday after he failed to return from a hike on the Flatirons, according to a news release from the Boulder County Sheriff’s Office. Friends of the 42-year-old hiker told sheriff’s officials he was supposed to return home around dark.