Nice attack victims: Everything we know about those killed so far

At least 84 people have been killed and and 50 are "between life and death" after the driver of a truck ploughed into a crowd at the Bastille Day fireworks display in Nice.

Prime Minister Theresa May said she was aware of reports of a small number of British people who may have been caught up in the attack, but there are no confirmed fatalities at this stage.

She said: “We are working urgently to establish if there are British nationals involved who have been caught up in this attack."

“Our ambassador is travelling to Nice today with consular staff and they will be doing all they can to help anyone affected.”

New Foreign Secretary, Boris Johnson, has said that at least one Briton is understood to have been injured.

A group of school children from Lancashire, who had been on a school trip to the area, have all been accounted for and are all safe and well, according to staff.

The pupils from Haslingden High School had been in the area at the time but were fortunately unharmed. They are due to return home to the UK on Saturday.

French President François Hollande said the terrorist attack was an “absolute horror” and has extended the country’s state of emergency – due to end on July 26 – for a further three months.

Two US citizens, a Russian student and a Swiss woman are among those named as victims. Dozens of visitors to the area have been reported missing.

The assistant head of the Nice border police, Jean-Marc Leclerc, is believed to have been killed, but is yet to be named officially. The 48-year-old father was attending the firework display with his family.

Estonia's Foreign Ministry has confirmed that two Estonian nationals were injured in the attack, but is yet to give further details.

A German teacher and two students, aged 17 and 18, were also killed in the attack, Berlin officials have confirmed. The three victims were from the same German school and were in Nice as part of a post-exam class celebration trip.

A man has paid tribute to his Muslim mother who died in the attack, decribing her as someone practiced "real Islam". Hamza Charrihi, 38, said his mother Fatima "wore the veil of Islam and practicised a true and balanced religion. A real Islam. Not one of the terrorists".

One Russian visitor has been killed as three others are "unaccounted for" according to the Russian Foreign Ministry.

One Ukrainian and two Armenians have also been killed.

The following victims have been named:

Sean Copeland, 52, from Austin, Texas, was killed in the attack along with his 10-year-old son Brodie.

A family member, Hayley Copeland, said Mr Copeland was on holiday with his wife Kimberley and their children in France to celebrate a birthday.

Brodie was a member of Hill Country Baseball club, who posted a picture of him on Facebook and paid tribute to the “wonderful family”.

Ms Casanova, a 54-year-old woman from Agno Ticino, an Italian-speaking region in Switzerland, has been confirmed dead by her brother Ivano Casanova.

She was said to be on holiday with her French husband, Gilles, during the time of the attack, and was known in Switzerland as being the first female customs expert in Ticino

Fatima Charrihi has been named as one of the victims. Presenting his mother's identity card, her son Hamza told french news sources: "She was the first victim. My brother tried to resucitate her, but doctors told us she died on the spot."

Mr Charrihi descibed his mother as "extraordinary", adding that she practiced "true Islam". She had been at the seafront celebrations with her nephews and nieces at the time of the attack.

Unconfirmed reports say the assistant head of Nice border police has been killed in the attack.

French victim Robert Marchand was a 60-year-old industrial supervisor from Marcigny, a small rural town in eastern France.

A father, Mr Marchand worked as an industrial supervisor and was president and coach at an athletics club.

Louis Poncet, Marcigny town mayor, confirmed the news of his death and said Mr Marchand was a "very dedicated, passionate" man "who had advanced the athletics club to the highest level".

The Academy of Finance in Moscow named 21-year-old Russian student Viktoria Savchenko as one of those killed.

Based in Moscow, Ms Savchenko was visiting Nice with her friend Polina Serebryannikova, 22, who survived the attack.

Ms Serebryannikova said: "My friend and I were walking on the promenade. We saw this truck moving in a strange trajectory. My friend was hit and died."

She has been taken to hospital with broken toes and a damaged leg. The Academy of Finance in Moscow named Russian student Viktoria Savchenko as one of those killed.

Francis Locatelli, 82, and Christiane Locatelli, 78, were killed along with their daughter Véronique Lion and grandson Michael Pellegrini, La Rupublicain Lorrain reported.

Daughter to Francis and Christiane Locatelli, 55-year-old Véronique Lion was killed with her son Michael

Michael Pellegrini, 28, was the son of Véronique Lion. He was killed along with his mother and grandparents.