Tunisia’s capital city rocked by explosion on bus

An explosion has reportedly hit a bus in Tunisia's capital, Tunis.

According to a report on the BBC, the interior ministry say claim that at least 11 people have been killed by the blast. The explosion is said to have taken place in the main avenue of Tunis, although the cause is unknown. State TV in Tunisia claims that the bus was carrying presidential guards. Earlier this year, Tunisia was targeted when a gunman - said to be representing Islamic State - killed 39 people at the beach resort of Sousse.