 Khan announced in early 2020 that part of his election platform will be to deliver a "green new deal for the city", by making London carbon neutral by 2030 and opposing building a third runway at Heathrow Airport.The Conservative Party selected Shaun Bailey as its candidate in September 2018.In his selection, he emphasised fighting crime, and proposed "maximising" CCTV coverage of London as an alternative to increasing the number of police officers, as well as automatic jail terms for those who commit acid attacks.