Just Stop Oil Supporters disrupted the British Open on Friday, 21 July, setting off an orange flare next to the 17th green.<br /><br />Activists also threw orange powder paint on the green before American golfer Billy Horschel helped hand over one protester to police.<br /><br />The Open organisers the R&A said that four people have been arrested.<br /><br />“Play was not disrupted and we thank marshals, players and spectators for their vigilance,” they said.<br /><br />The group say they staged the protest to demand the UK government halts all new licences and consents for oil, gas and coal projects.