 1435 Flight where they provide air defence.As of 2020, the option of an eighth front-line squadron is being studied.In October 2007, it was announced that MoD Boscombe Down, RNAS Culdrose and RAF Marham would also be used as Quick Reaction Alert bases from early 2008, offering around-the-clock fighter coverage for the South and South West of UK airspace when a direct threat has been identified.