It's clear to see from the video that, as the briefing progressed, Ms Sanders became more and more exasperated.

Several times she declared that she had already answered the question, repeating her defence of Mr Trump, that he was defending himself when no-one else would.

"Look again I think that the president is pushing back against people who attack him, day after day after day. Where is the outrage on that. You guys are constantly coming and asking like is this okay, he does it one day, this is day after day after day and it's not just the president. The only person that I see a war on is this president and everybody that works for him."

When asked how President Trump's tweet made her feel, as a woman.

"Look everybody wants to make this an attack on a woman," Ms Sanders told the room. "What about the constant attacks that he receives, or the rest of us?