The absence of key world leaders hangs over Biden’s first G20

When the leaders of the Group of 20 assembled for their family photo here on a blue-carpeted riser, there were a few unfamiliar faces among the most powerful people on the planet.When the leaders of the Group of 20 assembled for their family photo here on a blue-carpeted riser, there were a few unfamiliar faces among the most powerful people on the planet.