The Las Vegas Strip, flanked by towering casinos-hotels, is a 4-mile stretch of near-constant movement, jammed with cars, buses, taxis and mobile billboards rolling alongside scores of pedestrians.

Earlier this month, Roger Swain was riding his bicycle along Sahara Avenue, because his usually route along Oakey Boulevard was disrupted by construction, while riding to work he was hit by a car.

Cell phone use while driving is at least a contributing factor to more than one-in-four car accidents across the country.

The green-clad figure straight from Irish folklore — Metro Police Officer Michael Lemley in disguise — called on the luck of his ancestors as he braved the treacherous crosswalks.