* [#858 catch ExternalShutdownException ros2cli main. (backport #854)](https://github.com/ros2/ros2cli/pull/858) has been created for branch `iron`
* [#859 catch ExternalShutdownException ros2cli main. (backport #854)](https://github.com/ros2/ros2cli/pull/859) has been created for branch `humble`
address https://github.com/ros2/rclpy/issues/1166