Walter Salles' powerful drama based on real events in the 1970s has become an anthem of democracy and freedom for Brazilians, needed now more than ever.

The once-fearsome Arsenal set-piece attack ended their dead ball scoreless streak as a Mikel Merino header gave the Gunners a 1-0 derby win over Chelsea at the Emirates on Sunday.

Viewing nature can help ease how people experience pain - by reducing the brain activity linked to pain perception.