Is Britain a racist country? The Conservatives’ biggest donor is in the spotlight for allegedly making racist remarks — and the party has made things worse by being slow to criticise him.
An ugly problem and the man who sums it up

Glossary
Diane Abbott - The first Black woman to be elected to the UK Parliament and one of the country’s first Black MPs.
Conservative party - A British political party. Members are known as Tories.
Racism - Prejudice or discrimination due to a person's race or ethnicity.
Prejudice - An idea about something, especially a group of people, that is not based on reality.
Suspended - When a privilege or role is temporarily taken away from someone.
Labour - Britain's main left-of-centre political party.
Government - The group of people who govern - or lead - the country.
Discrimination - When people are treated unfairly due to characteristics such as gender, race and age.
Ethnicity - Groups of people with a shared culture, language, history and set of traditions.
OBE - The Order of the British Empire, a lesser honour than a CBE.