Trump news at a glance: president shows Kristi Noem the door, but already has another job lined up for her

Firing of US homeland security secretary is first major personnel shakeup of Trump's second term - key US politics stories from 5 March at a glance

Kristi Noem is out of a job.

Donald Trump on Thursday announced he was replacing his embattled homeland security secretary, capping weeks of bipartisan complaints about her leadership after immigration agents killed two US citizens and reports emerged that she was involved in a personal relationship with a top deputy.