Finbar Sullivan, 21, who has been described by his father as "exceptional", was stabbed on Tuesday.

The 66-year-old broadcaster is "responding well to treatment", his employer GB News said in a statement.

Vaccines were offered to thousands of people who may have been exposed, including university students and school pupils in the area.

UK government officials say they are not entirely abandoning the agreement but have run out of time.

Alnour Mohamed Ali, a 27-year-old Sudanese national, was charged with endangering life after two men and two women died.

Prince Harry left the charity last year in an acrimonious dispute over how Sentebale was being managed.