Your morning briefing: What you should know for Tuesday, August 13

Donald Trump’s national security adviser has said the UK is “first in line” for a trade deal with the US after Brexit.

John Bolton said the US could focus on striking bilateral trade deals in certain sectors like manufacturing and car-making.

His remarks came after held talks with Prime Minister Boris Johnson on a visit to London yesterday.

Mr Johnson is today waiting to hear if a legal challenge aiming to block a no-deal will be heard before October 31.

The legal bid claims that suspending Parliament to make the UK leave the EU without a deal is "unlawful and unconstitutional".

A murder probe has been launched after a man was knifed to death in north London.

Police and paramedics were called to reports of a stabbing at the Munster Square estate in Camden on Monday night.

The victim, whose age was not immediately released, was pronounced dead at the scene shortly after 11.10pm.

No arrests have been made.

A Metropolitan Police officer is appearing on the Nigerian version of Big Brother despite being refused permission by her bosses.

Khafi Kareem, who joined the force as a Pc in 2015, is one of the current stars of the African reality TV show.

Scotland Yard said it had not granted Ms Kareem’s request to appear on the programme.

It said an internal investigation would be carried out.

Two teenagers murder suspects who sparked a Canada-wide manhunt both committed suicide, police believe.

A post-mortem examination has confirmed two bodies found last week in northern Manitoba are those of Kam McLeod, 19, and Bryer Schmegelsky, 18.

They were suspected of three murders: those of an US-Australian couple and a Canadian man.

A manhunt for the pair had spread across three provinces and included the Canadian military.

The suspects had not been seen since the burned-out car was found on July 22.

Madame Tussauds has separated its waxwork models of Meghan Markle and Prince Harry.

The Duchess of Sussex’s model has taken up a spot next to her celebrity wedding guests Tom Hardy, the Beckhams and Priyanka Chopra.

Harry’s waxwork has rejoined the rest of the Royal Family replicas in a different room.

Steve Davies, general manager at Madame Tussauds London said the move reflects Meghan’s “independent celebrity status”.

1704: The Battle of Blenheim took place in Germany, in which Anglo-Austrian forces under Marlborough and Prince Eugene defeated the French and Bavarian armies.

1889: The coin-operated phone was patented in the USA by William Gray of Hartford, Connecticut.

1910: Death of Florence Nightingale, the "Lady With The Lamp" during the Crimean War.

1915: "Brides in the Bath" murderer George Joseph Smith, who drowned his brides in a zinc bath after ensuring their finances were set up in his favour, was hanged. It was Friday the 13th.

1961: East German border guards stopped cars passing to the east through the Brandenburg Gate, thus sealing the border and preventing an exodus to the West. Barbed wire was erected, later to be replaced by the Berlin Wall.

1964: The last hangings in Britain took place - Peter Allen at Walton Prison, Liverpool, and John Walby at Strangeways, Manchester.

1997: The first episode of South Park aired on Comedy Central.