Premiership rugby champions Saracens deny they breached salary cap regulations after recent allegations, while Manchester City are in the UEFA spotlight over Financial Fair Play. On the latest This is Moneyball podcast, assistant editor Lee Boyce and co-host Georgie Frost take a look at salary caps and whether they work in sport – with many top US sporting leagues having them. Christopher Stoner QC is our guest this week, as he helps navigate through the maze – and also helps take a look at what the FFP is, and whether it is working. Sir David Crausby, MP for Bolton North East joins us to tell us what is going on at the Trotters, with the future of the historic club in limbo – have the new potential owners been vetted enough? Elsewhere, we talk about the weekend of bad football 'fan' behaviour at grounds in England and Scotland, with Jack Grealish being punched in the Aston Villa vs Birmingham game – can more be done to protect players? The United States women's soccer team files a gender discrimination lawsuit and a bunch of 'cyber nerds' attempt to take over a Staffordshire football club – and fail.