Back to the office? Some prefer to quit US trucker shortage took pandemic hit US Fed says inflation rise due to 'transitory' factors Understanding mechanism of sneeze may help limit spread of virus NY, Calif. emerge as virus deaths top 600k Wildfire in Arizona spreads to 600 sq km Police: 1 killed, 5 wounded in Baltimore shooting Venezuela denounces US 'assault' on food security at FAO US supply chain disruptions hit consumers Panama Canal extends maximum allowable length for vessels Coronavirus was in US in late 2019, study finds Report: Missing US military guns sometimes used in violent crimes US and Russia to return respective ambassadors A call to silence Nevada town's siren and its stigma US-EU trade strains await soft landing Cautious Biden-Putin summit avoided 'hostility' White House releases national strategy for countering domestic terrorism US Fed keeps interest rates near zero amid inflation concerns Security Council weighs benefits, drawbacks of pandemic-era innovations