It has been about five months since the world heard of Covid-19. Scientists continue to discover more about it in their race to develop treatments and vaccines, as the pandemic continues to wreak havoc worldwide. Science and environment correspondent Audrey Tan tells us more about what’s currently known about the virus, which has had a tremendous impact on both the medical field as well as public policy. Exacerbated by the circuit breaker measures, Singapore’s daily ridership has suffered as more stay home. Transport Minister Khaw Boon Wan had said earlier this month that train ridership has dropped by 80 per cent since late January. Senior transport correspondent Christopher Tan discusses how Singapore’s mass transit can evolve post-pandemic, as well as the steps it can take to ensure its continuity.