A brief scuffle broke out at London's Royal Opera House after a performer unfurled a Palestinian flag during a show. The incident took place during a performance of Il Trovatore on Saturday. During the final night of the 11-night run of the show, a performer held up the flag on stage. In video footage, shared online, someone backstage could be seen attempting to take it off the performer. The performer grabs it back following a brief scuffle. A spokesperson for the Royal Ballet and Opera said: "The display of the flag was an unauthorised action by the artist. "It was...