Sebastien Buemi says this month’s London E-Prix may not end up being his final race in Formula E, leaving the door open to a comeback in the future.<br>Earlier this month, Envision announced that 2015-16 champion Buemi will step down from his seat at the end of the season, bringing his 12-year stint in the all-electric championship to a conclusion.<br>Although he had previously been able to ...<a class='more' href='https://www.motorsport.com/formula-e/news/sebastien-buemi-not-ruling-out-formula-e-comeback-i-dont-want-to-close-any-doors/10849359/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=www'>Keep reading</a>