The next stage of the Federal Government's COVID-19 vaccine rollout is here, with up to 15.8 million doses expected to be given under the latest phase. The fast-tracked phase 2a is part of the government's bid to reset the rollout - which has faced criticism for its slow pace and missing vaccination targets - and get more jabs into people's arms. Here's what you need to know: WHO IS NOW ELIGIBLE? Phase 2a makes COVID-19 vaccines available to those aged 50 and over. National Cabinet has also agreed that Aboriginal and Torres Strait Islander adults aged 18-49 years remain in the 2a cohort once this phase commences.