The first shots in a massive US Covid-19 vaccine campaign will be administered as early as tomorrow, with Pfizer Inc and partners aiming to start shipments across the hard-hit country today, an army general organising the rollout said.

Healthcare workers and elderly people in long-term care facilities are expected to be the main recipients of the first wave of 2.9 million shots this month, with healthcare worker inoculations as soon as tomorrow and nursing home residents by the end of next week, US Army General Gustave Perna said in a press call...