An intense national debate on the politics of energy and climate change is unfolding in the runup to the 2020 US election. Cities and states have taken measures such as net-zero carbon emissions and renewable portfolio standards. Some candidates argue for a ban on fracking and against natural gas. Others point to the transition from coal to natural gas as the key driver of US emissions reductions. Can the US achieve coherent strategies on energy and climate? What are the implications for US energy security and for US market leadership during the energy transition?