BRIGHTEST DAY shines its light on a new 'Emerald Dawn'! In the wake of BLACKEST NIGHT, the Green Lantern Corps Honor Guard has expanded to include John Stewart and former Guardian Ganthet. Can the new immortal Green Lantern and the legendary Marine help Kyle Rayner suppress the growing threat within their ranks? Featuring up-and-coming artist Ibraim Roberson (X Necrosha)!