( CNN ) -- NEW : President Obama lays flowers at war memorial . Obama pays tribute to Americans who have served in North Korea . He 'll attend the G-20 summit , which is aimed at restructuring the world 's financial markets . The president has stated that the global economic recovery is uneven and fragile .
NEW : President Obama lays flowers at war memorial . Obama pays tribute to Americans who have served in North Korea . He 'll attend the G-20 summit , which is aimed at restructuring the world 's financial markets . The president has stated that the global economic recovery is uneven and fragile .