Buoyed by allied summits, Biden ready to take on Putin

U.S. President Joe Biden arrives in Geneva, Switzerland, Tuesday. (Denis Balibouse/Pool Photo via AP)

Swiss Federal president Guy Parmelin, right, welcomes US president Joe Biden, second left, in Geneva, Switzerland, Tuesday. (Martial Trezzini/Keystone via AP, Pool)

GENEVA — Fresh from supportive summits with allies, Joe Biden declared himself ready Tuesday to take on Russia’s Vladimir Putin in far more confrontational talks — a climactic finish to the most important week of meetings in his young presidency.