by Anuj Chopra Agence France Presse RIYADH, Saudi Arabia (AFP) — G20 leaders said Sunday they will “spare no effort” to ensure fair distribution of coronavirus vaccines, but the united front was punctured by Germany’s Angela Merkel who voiced concern about slow progress. At a virtual summit hosted by Saudi Arabia, the world’s richest nations pledged resources to shore up the pandemic response, and to support poor countries whose economies have been ravaged by the […]