DC Universe Rebirth Tie-In - Lightning Strikes Twice: Part 4 of 8 - Written by Joshua Williamson. Art by Neil Googe. Cover by Carmine Di Giandomenico. 'Lightning Strikes Twice' part four! The leader of the science-terrorist group Black Hole has weaponized the Speed Force, leading to a final confrontation with The Flash and his new league of citizen speedsters.