A Ringside Alliance?

As President Trump announces the United States withdrawal from the Iran Nuclear Deal, 2012 Olympic champion Jordan Burroughs weighs up the possible impact on sport. USA and Iran are both powerhouses in wrestling - could the reintroduction of sanctions hit the sporting landscape too?Bibiana Steinhaus is the first female referee to officiate in the top tier of men's football in Germany - the Bundesliga. She's made history, but hopes her gender won't be a talking point in the future.With one month to go until the biggest tournament in global sport begins in Russia, we hear all about another footballing event taking place in Moscow this week - the Street Child World Cup. The Japanese sport of sumo is one of the oldest and most traditional in the world, but it's facing calls to change its strict gender policy following a series of sexism scandals in recent months.And learn about a seminal moment in Test cricket, with Ireland's men playing their first match against Pakistan.Photo: Iran's Sadegh Saeed Goudarzi and USA's Jordan Burroughs (Getty Images)