Syrian rebels withdraw from key town

Syrian government forces look set to re-take the strategic town of Khan Sheikhoun in rebel-held Idlib province.The town has been under rebel control for five years.

Also in the programme: Italy's Prime Minister has resigned after a speech in which he attacked his coalition partner Matteo Salvini; and dust from a supernova has been discovered in the Antarctic.

(Picture: Smoke rising over the town of Khan Sheikhoun. Credit: Getty Images)