California Gov. Gavin Newsom signed an executive order Wednesday, setting a goal to ban the sale of new gas vehicles within 15 years. But, the order faces major legal obstacles ahead. POLITICO’s Eric Wolff explains. Eric Wolff covers energy and policy for POLITICO. Anthony Adragna is an energy reporter and author of Morning Energy. Nirmal Mulaikal is an audio intern for POLITICO Audio. Irene Noguchi is the executive producer of POLITICO’s audio department. Jenny Ament is the senior producer of POLITICO’s audio department. Carlos Prieto is a POLITICO podcast producer.