Leaders are gathering in Ivory Coast on Wednesday for an African Union-European Union summit intended to boost relations between the continents at a time when concerns over migration, security and opportunities for young people are at the fore.

More than 200 Nigerian migrants stranded in Libya have been returned to their home country, Nigerian officials said.

A US jury found Ahmed Abu Khatallah guilty on four of 18 charges on Tuesday related to his role in the 2012 terrorist attack on a US diplomatic compound in Benghazi, Libya, that killed US Ambassador Christopher Stevens and three other Americans.