Green Lantern: 1963: Through a Glass, Darkly, Book 1: Dark November
by Doc Quantum, partially adapted from All-Star Comics #48 by John Broome and Arthur Peddy 
As Green Lantern and Doctor Mid-Nite finish up the last leg of the Justice Society of America’s Round-the-World Tour to celebrate the JSA’s return after twelve years, they pay a visit to their old friend Edmund Blake in Australia! But when news of the presidential assassination reaches their ears, Alan Scott can’t help but blame himself for failing to be there to save JFK!