 On 22 March 2019, the Defence Secretary announced the United Kingdom had signed a $1.98 billion deal to procure five Boeing E-7 Wedgetails to replace the ageing E-3D Sentry AEW1 fleet in the Airborne Early Warning and Control (AEW&C) role.As of May 2020, the first E-7 is expected to enter RAF service in 2023 with the final aircraft arriving in late 2025 or early 2026.The UK's military flying training has been civilianised through a public-private partnership, which puts training output in the hands of a civilian contractor, known as Ascent Flight Training, a consortium of Lockheed Martin and Babcock International.