Police gather outside the ground before the Ladbrokes Scottish Premiership match at Ibrox Stadium, Glasgow. (Photo by Jeff Holmes/PA Images via Getty Images)
A Police presence ahead of the Ladbrokes Scottish Premiership match at Ibrox Stadium, Glasgow. (Photo by Ian Rutherford/PA Images via Getty Images)
LONDON, ENGLAND - MAY 10: A man stands in the way of police horses as West Ham fans become violent and start throwing bottles at police outside the Boleyn Ground, the Home of West Ham United football club on May 10, 2016 in London, England. Tonights Premier League match against Manchester United is the last game at the Boleyn Ground, bringing to an end 112 years of the clubs history at the ground. The club will move into the Olympic Stadium next season, making way for developers and plans for 800 new homes where the stadium now stands. (Photo by Dan Kitwood/Getty Images)
Blue smoke flares land near police outside the ground prior to the Barclays Premier League match at St James' Park, Newcastle. (Photo by Owen Humphreys/PA Images via Getty Images)
