A Foreign Office is aware of the incident during an England World Cup match in which an England fan had his ear bitten off, and has provided "consular assistance," a spokesperson said.
We are aware of an incident in Sao Paulo on the June 19 involving a British national, and we provided consular assistance.
More top news
Bangladeshi immigrant Akayed Ullah, 27, is accused of strapping a crude pipe bomb to his body and detonating it during rush hour.
US tax reforms could breach international rules and damage world trade, Donald Trump has been warned by Chancellor Philip Hammond.
Other entries in the UKTV channel Gold competition included jokes about Donald Trump, Brexit, Southern Rail and Ryanair UKTV channel Gold.