Firebase Phoenix was a small American firebase in the Korengal valley in Kunar Province, Afghanistan. Vicious PAVN anti-aircraft fire made reinforcement and resupply of the firebase impossible. This made Firebase Checkmate untenable, and it too was evacuated that night. The loss of Bastogne forced the abandonment of Firebase Checkmate during the night. Admob is a Google product that integrates with Firebase audience. On 4 April 1972, the PAVN launched an early morning attack against Firebase Delta. The service is provided by Firebase, a subsidiary of Google. Crashlytics and other Fabric products will continue as part of Firebase. Firebase partners with Fastly, a CDN, to provide the CDN backing Firebase Hosting. Flutter works with Firebase and other mobile app SDKs, and is open source. He saved 150 lives during the evacuation of the battle site Firebase Kate. In 2014, Firebase launched two products. Similar attacks took place against Firebase Crook in 1969 and Firebase Illingworth in 1970. Before acquiring Crashlytics, Firebase was using its own Firebase Crash Reporting. The Shkin firebase is composed of special operations forces.