* faster handoff when a leader-elected process is gracefully terminated.
* Make volume binder resilient to races between main schedule loop and async binding operation  ([#72045](https://github.com/kubernetes/kubernetes/pull/72045), [@cofyc](https://github.com/cofyc))

Kubernetes 1.15 consists of **25 enhancements**: 2 moving to stable, 13 in beta, and 10 in alpha. The main themes of this release are:

#### Continuous Improvement

,IACD,OAAOA,EAAW,eAAW,cACjC,IAAK,KACDrS,EAASqS,EAAW,eAAW,kBAC/B,MACJ,IAAK,IACD,OAAOA,EAAW,YAAc,WACpC,IAAK,KACDrS,EAASqS,EAAW,YAAc,YAClC,MACJ,IAAK,IACD,OAAOA,EAAW,SAAW,QACjC,IAAK,KACDrS,EAASqS,EAAW,SAAW,SAC/B,MAGR,OAE0BA,EAHIA,EAA9BrS,IAGkB7S,EAHIA,GAIN,GACVklB,EACIsO,GAAcxzB,GACduzB,GAAYvzB,GAChBA,GARoC,IAAM6S,EAWpDra,EAAM0X,aAAa,KAAM,CACrBhJ,OAAQ,iHAA2GK,MAC/G,KAEJN,YAAa,6EAAuEM,MAChF,KAEJkD,SAAU,qEAAqElD,MAC3E,KAEJiD,cAAe,uBAAuBjD,MAAM,KAC5CgD,YAAa,uBAAuBhD,MAAM,KAC1CxF,eAAgB,CACZ2L,GAAI,QACJD...

* fix azure disk create failure due to sdk upgrade ([#67236](https://github.com/kubernetes/kubernetes/pull/67236), [@andyzhangx](https://github.com/andyzhangx))
* Kubeadm join --control-plane main workflow ([#66873](https://github.com/kubernetes/kubernetes/pull/66873), [@fabriziopandini](https://github.com/fabriziopandini))

We’re pleased to announce the delivery of Kubernetes 1.16, our third release of 2019! Kubernetes 1.16 consists of 31 enhancements: 8 enhancements moving to stable, 8 enhancements in beta, and 15 enhancements in alpha.

The main themes of this release are:

### Etcd v3.5.[0-2] data corruption

Data corruption issue was found in etcd v3.5.0 release that was shipped with 1.22 Kubernetes release. Please read up-to-date [production recommendations for etcd](https://github.com/etcd-io/etcd/tree/main/CHANGELOG).

## Urgent Upgrade Notes 

### (No, really, you MUST read this before you upgrade)

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