Pope Francis was buried inside his favourite Rome church after a funeral mass in St Peter’s Square, the Vatican said on Saturday.

Onchocerciasis, commonly known as ‘river blindness,’ is caused by the parasitic worm Onchocerca volvulus. The worm is carried by black flies.

A commentator yells excitedly as hundreds of spectators stand glued to a video of a racecourse — but the athletes they are rooting for are actually tiny sperm cells.